Cerieus

Search engines and AI need meaning. We connect your brand to what it represents.

We structure your content and brand around entities, topics, relationships and search intent so search engines and AI systems can understand, retrieve and cite your expertise. We build semantic authority that connects what your brand is known for with the topics it owns.

Built on entitiesnot just keywords
Organised by topicnot single pages
Matched to intentnot guesswork
12+
Years in SEO
125+
Clients served
28+
Niches covered
50M+
Revenue generated
300+
Sites ranked

What is Semantic SEO?

Semantic SEO is the practice of optimising content for meaning, entities, relationships and search intent rather than matching keywords alone. It helps search engines and AI systems understand what a page is about, how its concepts relate to one another and how completely it satisfies a search need.

Semantic SEO focuses on the meaning behind a search query. It connects content to the entities, topics, attributes, relationships and intents that define a subject. A semantically optimised website builds topical coverage across related pages instead of treating each URL as an isolated answer.

Semantic SEO optimises for

Entities. The people, places, organisations, concepts, products and other identifiable things that define a subject.
Relationships. The connections between entities, concepts, attributes and events that establish meaning and context.
Topics. Interconnected concepts and subtopics that create comprehensive coverage of a subject across a website.
Completeness. The information required to answer the main question and its relevant sub-questions without unnecessary repetition.
Information gain. Original, useful information that adds value beyond what existing sources already provide.
Search intent. The underlying need behind a query, such as learning, comparing, evaluating, finding or completing an action.

Traditional SEO optimises for

Keywords. Exact-match phrases, keyword placement and query variations.
Individual pages. One URL targets one primary keyword or search query.
Volume. More content, backlinks or pages without necessarily improving topical coherence.
The literal query. The words a user enters, without fully modelling the underlying information need.

Search moved from words to meaning.

Search engines increasingly interpret language through entities, relationships, context and search intent rather than matching keywords alone. Google systems such as Hummingbird, RankBrain, BERT and MUM expanded how search interprets queries and content. Today, AI Overviews and generative search systems can synthesise information from multiple sources and cite pages that provide relevant, reliable and well-structured information.

Keyword matching alone cannot establish that understanding. Semantic depth helps search engines and AI systems identify what your content means, how its concepts connect and whether your website provides a trustworthy answer.

SIGNAL 01

Search engines model entities and relationships

Search engines organise information around entities, attributes and relationships. They use these connections to understand people, organisations, products, places, concepts and other identifiable subjects.

When search engines cannot clearly identify what your brand represents, what your content covers or how your entities relate to one another, they have less context for interpreting your relevance and authority.

SIGNAL 02

AI answers depend on relevant, reliable sources

AI Overviews and generative search systems select information from sources that provide relevant, useful and trustworthy evidence for a question. Comprehensive content, clear entity relationships and strong topical coverage can make a website easier for AI systems to understand, retrieve and cite.

Being comprehensive is not enough on its own. Source quality, factual accuracy, relevance and the specific query also influence which sources AI systems use.

SIGNAL 03

Search intent matters more than exact-match wording

Search engines can rank content that satisfies the underlying need behind a query even when the page does not repeat the exact words used in the search. They interpret the relationship between the query, the content, the searcher's intent and the broader topic.

Semantic SEO therefore optimises for the meaning of a search, not only for the literal string of text entered into a search box.

How search became semantic?

Semantic SEO is not a trend. It reflects a long-term evolution in how search systems interpret information, from identifying entities and relationships to understanding language, context, intent and complex information needs. Over more than a decade, Google's search systems have progressively expanded their ability to connect information and interpret meaning.

2012 · KNOWLEDGE GRAPH

From strings to things

Google introduced the Knowledge Graph to represent real-world entities and the relationships between them. This helped search connect people, places, organisations, concepts and other entities instead of treating every search as a collection of isolated keywords.

2013 · HUMMINGBIRD

Understanding the whole query

Google introduced Hummingbird to improve how search interprets the meaning and intent of complete queries. The system placed greater emphasis on understanding the relationship between the words in a query rather than treating each word independently.

2015 · RANKBRAIN

Machine learning interprets meaning

Google introduced RankBrain to help interpret ambiguous and previously unseen queries using machine learning. The system helped search connect unfamiliar queries with concepts and patterns it had encountered before.

2019 · BERT

Understanding context and language

Google introduced BERT to improve its understanding of how words relate to one another within a sentence. This improved the interpretation of context, word order and language relationships, particularly for longer and more conversational queries.

2021 · MUM

Connecting information across formats and languages

Google introduced MUM as a multimodal and multilingual AI system designed to understand information across text, images and other formats. Its capabilities supported more complex information needs that require connections across languages and content types.

2023–24 · AI OVERVIEWS

Search began generating answers

Google introduced AI Overviews to synthesise information from multiple sources and provide direct answers within search results. This increased the importance of content that search systems can understand, evaluate and use as supporting information for a specific question.


Semantic SEO, from A to Z

Semantic SEO combines entities, intent, topical coverage, structured data, content analysis, internal linking, information gain and trust signals to create a coherent information system that search engines and AI systems can understand.

01 · ENTITIES

Entities & the Knowledge Graph

Entities are identifiable people, organisations, places, products, concepts and other things that search systems can distinguish and connect. We define your brand, products and expertise clearly so search engines and AI systems can associate them with the right topics, attributes and relationships.

02 · INTENT

Search Intent

Search intent is the information need or action behind a query. We identify whether users want to learn, compare, evaluate, find or complete an action, then align each page with the specific intent it serves.

03 · AUTHORITY

Topical Authority

Topical authority comes from demonstrating relevant expertise across the important concepts and questions within a subject. We map the topic, identify its essential subtopics and build comprehensive coverage that establishes your expertise within a defined field.

04 · CLUSTERS

Topic Clusters & Pillar Content

Topic clusters connect a central pillar page with supporting content that explores related subtopics in greater depth. We design the relationships between these pages so your website communicates both topical breadth and focused expertise.

05 · SCHEMA

Structured Data

Structured data provides machine-readable information about entities, content and relationships on a page. We implement relevant Schema.org markup to help search engines interpret page content and make eligible content easier to understand and classify.

06 · SALIENCE

Content Salience & NLP

Content salience identifies the entities and concepts that are most important within a document. We structure content with clear subjects, relevant terminology and explicit relationships so the primary topic remains unambiguous to search engines and AI systems.

07 · LINKING

Internal Linking Architecture

Internal links connect related pages, topics and entities across your website. We design linking structures that establish meaningful relationships between content and help users and search systems discover relevant information.

08 · GAIN

Information Gain

Information gain is the unique value a page adds beyond information already available elsewhere. We identify opportunities to contribute original data, analysis, experience, examples, perspectives or evidence that make content more useful and distinct.

09 · TRUST

E-E-A-T & Trust Signals

E-E-A-T describes Experience, Expertise, Authoritativeness and Trustworthiness as qualities that help users and search systems evaluate content and its sources. We strengthen these signals through clear authorship, credible sourcing, demonstrated experience, consistent entity information and transparent content.


Authority is earned topic by topic — not link by link.

Topical authority is the depth, breadth and consistency of a website’s relevant coverage within a subject. It develops when a website consistently demonstrates knowledge across the entities, subtopics, questions and relationships that define a topic.

Topical authority is not a single domain-level score. It is a broader pattern of relevance and expertise that search systems can infer from the quality, completeness and consistency of a site’s coverage.

Comprehensiveness
Cover the topic completely. Comprehensive topical coverage addresses the important subtopics, questions, entities and relationships that define a subject. We identify the gaps between your existing content and the information users need so your website provides meaningful coverage across the topic.
Consistency
Stay focused on your subject. Consistent topical coverage reinforces what a website is about. We align content with a defined subject area so your website develops a clear and coherent relationship with its core topics instead of accumulating unrelated content.
Accuracy & Trust
Be accurate and reliable. Accurate, well-sourced information strengthens the credibility of content. We build content systems that support factual accuracy, transparent sourcing and consistent information across pages, authors and entities.
Historical Strength
Build a track record. A consistent history of relevant, reliable content provides search systems with more evidence about a website’s expertise. We build topical coverage as a long-term asset that becomes stronger through sustained quality and consistency.

The blueprint for building topical authority.

A topical map is a structured model of the entities, topics, search intents and relationships that a website needs to cover within a subject. It defines which pages to create, what each page should address and how the pages connect to form a coherent information system.

The map begins with the central entity and the core search intent that define the business. It then expands into commercially important pages and supporting content that covers the surrounding concepts, questions and related entities.

Central Entity
The subject everything connects to. The central entity is the primary product, service, organisation, concept or subject that the topical map represents. Every major page should have a clear relationship with this entity or with the broader topic it defines.
Source Context
The perspective that defines your coverage. Source context is the expertise, experience and perspective that shape how a website covers a subject. It determines which subtopics matter, what information the website can contribute and how the content should approach the topic.
Central Search Intent
The need your business serves. Central search intent is the primary information need or action that the business exists to satisfy. It anchors the topical map and connects the broader subject to the business’s commercial objective.
Core Section
Pages directly connected to value. The core section contains pages that directly address the central product, service or commercial intent. These pages typically include pillar content, category pages, service pages, comparison pages and product-specific content.
Outer Section
Pages that expand topical coverage. The outer section contains supporting content that addresses related questions, concepts, entities and informational needs around the core topic. These pages expand topical coverage and connect relevant users and search systems back to the core subject.
Contextual Hierarchy
The relationships between pages. Contextual hierarchy defines how pages relate to one another within the topical map. A clear hierarchy connects broad topics to narrower subtopics and uses internal links to establish meaningful relationships between related content.
Worked example · Central entityEspresso machines

Core section

Commercial pages directly connected to the business’s value proposition and conversion goals.

Best espresso machines — pillar page Best espresso machines under £500 Best espresso machines for beginners Manual vs automatic espresso machines Individual espresso machine reviews

Outer section

Informational pages that expand coverage of the subject and answer related questions.

How espresso extraction works Espresso grind size and dosing Milk frothing techniques Espresso machine descaling and maintenance Espresso vs other brewing methods

Search engines understand things, not just words.

An entity is a distinct and identifiable person, place, organisation, product, concept or other subject that search systems can distinguish from other subjects. Semantic SEO clarifies what an entity is, what attributes define it and how it relates to other entities, giving search engines and AI systems the context needed to understand your brand and expertise.

Entity Home
The page that defines an entity. An entity home is the page that provides the clearest and most authoritative description of an entity on a website. It establishes the entity’s identity, core attributes and relationship to the organisation, products, services or topics associated with it.
Disambiguation
Make the entity unmistakable. Disambiguation distinguishes one entity from another entity with the same or similar name. We use context, attributes and explicit relationships to distinguish entities such as Mercury the planet, mercury the chemical element and Mercury the brand.
Relationships
Connect entities through meaning. Entity relationships describe how one entity connects to another. Content and structured data can make relationships such as brand → produces → product, person → founded → organisation or product → belongs to → category clearer to search systems.
Entity Linking
Connect entities to trusted references. Entity linking connects an entity to reliable external references that identify the same subject. Where appropriate, structured data can use properties such as sameAs to associate an entity with corresponding profiles or references on sources such as Wikidata or Wikipedia.
entity.jsonld
// Establishing a clear brand entity
{
  "@type": "Organization",
  "name": "Cerieus",
  "description": "Semantic SEO company",
  "knowsAbout": [
    "Topical Authority",
    "Entity SEO",
    "Structured Data"
  ],
  "sameAs": [
    "https://…/profile"
  ]
}

Your brand is an entity search can understand.

Search engines and AI systems can associate a brand with its name, organisation, products, services, people, topics and other entities. Semantic SEO makes these associations clear and consistent so systems can build a more accurate understanding of what your brand is, what it offers and what it is known for.

Brand Entity
Define what your brand represents. A brand entity represents a distinct organisation, company or business within a broader network of related entities and topics. We clarify your brand’s identity, attributes, offerings and relationships so search systems can distinguish it from similarly named entities and understand its area of expertise.
Entity Consistency
Keep your identity consistent. Entity consistency means representing the same brand with consistent names, descriptions, identifiers and key information across your website, structured data and relevant external profiles. Consistent information reduces ambiguity and helps search systems connect references to the same organisation.
Branded Search
Build recognition around your name. Branded searches occur when people search for your organisation, products, services or other brand-specific entities by name. Consistent branded demand can provide evidence that users recognise and seek out your brand, although search engines use many signals to evaluate relevance and authority.
Trust & E-E-A-T
Make expertise verifiable. E-E-A-T describes Experience, Expertise, Authoritativeness and Trustworthiness as qualities that help users and search systems evaluate content and its source. We connect your brand to clear authorship, relevant expertise, credible sources and consistent information that support trust in your subject area.
Entity Home
Create a canonical source for your identity. An entity home is the primary page that clearly describes your organisation and its relationship to the entities it owns, offers or represents. An About or Organisation page can establish core identity information and, where appropriate, connect the organisation to equivalent external references using structured data.
Cerieus
Semantic SEO company
Entity
FocusSemantic SEO & topical authority
Known forTopical authorityEntity SEOStructured data
Serves28+ niches · 300+ sites
Same asWebsiteLinkedInKnowledge Graph

Search intent is the need behind the query.

Search intent is the information need or action a user wants to satisfy when they enter a search query. Semantic SEO identifies that need and aligns each page with the specific intent it is designed to serve.

The same words can represent different needs depending on the context. A page that matches the literal wording of a query but fails to satisfy the underlying need will not provide a strong search result.

Informational

Learn something

Informational intent describes a search for knowledge, an explanation or an answer. Content serving this intent should provide clear, accurate and sufficiently complete information.

Example what is topical authority
Navigational

Find a specific destination

Navigational intent describes a search for a specific website, brand, organisation or page. The relevant result should make the intended destination easy to identify and reach.

Example Cerieus semantic SEO
Commercial

Compare options

Commercial investigation intent describes a search for information that supports a future decision. Content serving this intent should help users evaluate options through comparisons, criteria, reviews, evidence and relevant alternatives.

Example best semantic SEO service
Transactional

Take action

Transactional intent describes a search where the user is ready to complete an action, such as purchasing, booking, subscribing or contacting a business. The page should provide the information and path needed to complete that action with minimal friction.

Example hire semantic SEO agency

Micro-intents — the specific needs within a query

Micro-intents are the smaller information needs that exist within a broader search intent. Mapping these needs helps a single comprehensive page answer multiple closely related questions without creating unnecessary pages for every keyword variation.

The goal is not to repeat every possible keyword. The goal is to understand the complete information need behind the search and satisfy it in one coherent experience.

For example, someone searching for "best semantic SEO service" may also need to know:

  • What does the service include?
  • How does semantic SEO differ from traditional SEO?
  • What results can the service support?
  • How is the service delivered?
  • How much does it cost?
  • Which agency is suitable for the specific business?

How search systems interpret your content.

Search systems process content through multiple layers of language understanding, entity recognition, contextual analysis and semantic representation. These processes help systems determine what a page is about, how its concepts relate and how its information compares with other content.

STEP 01

Tokenisation

Tokenisation breaks text into smaller units that machine-learning models can process. Depending on the system, these units may represent complete words, parts of words, punctuation or other text elements.

STEP 02

Entity Recognition

Entity recognition identifies people, organisations, places, products, concepts and other identifiable subjects within content. Systems can then use context and other signals to distinguish entities and associate them with relevant information.

STEP 03

Salience & Topic Identification

Salience analysis helps determine which entities and concepts are most central to a document. Clear subject signals, relevant terminology and explicit relationships help systems identify the primary topic and distinguish it from supporting concepts.

STEP 04

Context & Relationships

Systems interpret meaning through the relationships between words, entities and concepts. Context helps distinguish meanings, resolve ambiguity and establish relationships such as brand → offers → service or product → belongs to → category.

STEP 05

Semantic Representation

Machine-learning systems can represent content as numerical representations that capture relationships between concepts. These representations help systems compare the meaning of content and retrieve information that is relevant to a query.

Write for meaning, not word count.

Semantic content makes the main subject clear, establishes relationships between relevant entities and answers the user’s information need in a logical sequence. It prioritises clarity, context and useful coverage over arbitrary length or repetitive keyword usage.

PRINCIPLE 01

Answer first

Lead with the direct answer before expanding into supporting detail. This helps users find the information they need quickly and gives search systems a clear, extractable answer to the question.

PRINCIPLE 02

Move from macro to micro

Establish the broad subject before introducing narrower details. This gives each specific fact the context needed for both users and search systems to interpret it correctly.

PRINCIPLE 03

Build a logical flow

Organise sentences and sections so each idea follows naturally from the previous one. A clear progression helps readers and systems understand how concepts, entities and claims relate to one another.

PRINCIPLE 04

Cover the related concepts

Include the entities, attributes, questions and concepts that naturally define the subject. Relevant supporting concepts demonstrate topical understanding without requiring repetitive keyword usage.

PRINCIPLE 05

State relationships explicitly

Use clear predicates to express relationships between entities and concepts. Statements such as “X is a Y”, “X provides Y” and “X uses Y” make attributes and relationships easier to interpret.

PRINCIPLE 06

Choose clarity over cleverness

Use precise, unambiguous language when communicating important information. Clear writing reduces interpretation costs for readers and makes key facts easier for search systems and AI models to extract.

Make your content machine-readable.

Schema markup provides structured information about the entities, attributes and relationships described on a page. It uses the Schema.org vocabulary to give search engines additional context about content that might otherwise require interpretation.

Common Types
Describe different types of content. Schema.org defines structured data types for entities and content such as organisations, people, articles, products, events, reviews and breadcrumbs. Each type supports properties that describe its relevant attributes.
OrganizationPersonArticleProductFAQPageHowToBreadcrumbListReview
JSON-LD
Add structured data in a machine-readable format. JSON-LD represents structured data as a separate data block that describes the content of a page. It is commonly used for Schema.org implementation because it separates structured data from the visible HTML content and simplifies implementation.
Entity Linking
Connect markup to identifiable entities. Entity linking associates structured data with the specific entity it describes. Where appropriate, properties such as sameAs and external identifiers can connect an organisation, person or other entity to equivalent references on authoritative external platforms.
Rich Results
Make eligible content more informative in search. Rich results are enhanced search-result formats that can display additional information beyond a standard blue link. Depending on the content type and eligibility requirements, examples can include breadcrumbs, product information, review details and other search enhancements.

Structured data can help search engines understand content and make it eligible for supported rich-result features, but it does not guarantee that those features will appear.

article.jsonld
{
  "@context": "https://schema.org",
  "@type": "Article",
  "headline": "What is Semantic SEO",
  "about": {
    "@type": "Thing",
    "name": "Semantic SEO"
  },
  "author": {
    "@type": "Organization",
    "name": "Cerieus"
  }
}

Meaning needs a technical foundation.

Semantic SEO defines what your content means. Technical SEO makes that content accessible to search engines and AI systems. We optimise the technical systems that help crawlers discover, fetch, render, interpret and index the content that supports your semantic strategy.

The goal is to reduce unnecessary friction between your content and the systems that need to process it. Crawlability, rendering, page performance, HTML structure, internal architecture and indexation all influence how efficiently search systems can access and interpret a website.

Page Performance & Core Web Vitals

Page performance affects how users experience a website and forms part of Google’s page experience signals. We optimise metrics such as LCP, INP and CLS to improve loading performance, responsiveness and visual stability.

Clean, Semantic HTML

Semantic HTML communicates the structure and purpose of content through meaningful elements. Logical headings, descriptive elements and valid markup help browsers, assistive technologies and automated systems interpret a page.

Retrieval Efficiency

Retrieval efficiency describes how easily a system can discover, fetch, render and extract useful information from a page. We reduce unnecessary technical complexity so important content is accessible without avoidable barriers.

Crawlability & Indexation

We use appropriate robots directives, XML sitemaps, canonical signals and internal links to help search engines discover and process the pages that matter for your semantic strategy.

Site Architecture & URLs

We align the architecture and URL structure with the site’s topical model so related content is easy for users and search systems to discover and navigate.

JavaScript Rendering

JavaScript can affect how search systems access and render page content. We ensure that important text, links and structured data remain accessible through the rendering processes used by relevant search systems.

Image & Asset Optimisation

We use appropriate dimensions, compression, modern formats and loading strategies to improve performance without sacrificing useful content.

Mobile-first & HTTPS

Mobile-friendly design and HTTPS provide essential foundations for a modern website. We ensure content remains usable across devices and that connections are secured through HTTPS.


Internal links connect your topic graph.

Internal links connect related pages, topics and entities across a website. A deliberate linking structure helps users and search systems discover relevant content and understand how individual pages fit within the broader subject.

Pillar Page
Establish the central topic. A pillar page provides broad coverage of a central topic and connects to more focused pages that explore related subtopics. It acts as a central point within the site’s topical architecture.
Pillar page Cluster: entities Cluster: intent Cluster: schema Cluster: authority
Hub & Spoke
Connect broad and focused content. A hub-and-spoke structure connects a broad central page with focused supporting pages. The central page links to relevant subtopics, while supporting pages link back or across where the relationship is useful to the reader.
Contextual Links
Link related content within context. Contextual links appear within relevant page content and connect concepts that have a meaningful relationship. A link from a discussion about semantic SEO to a page about topical authority provides more context than a link placed without a clear topical connection.
Descriptive Anchors
Describe the destination. Descriptive anchor text communicates what the linked page is about. Specific phrases such as “semantic SEO services” or “how to build a topical map” provide more context than generic phrases such as “click here.”
No Orphan Pages
Make every important page discoverable. An orphan page has no internal links pointing to it from other pages on the website. We design internal linking structures that give important pages clear discovery paths through relevant content, navigation or other appropriate site elements.

Original information creates a reason to choose your page.

Information gain is the unique value a page contributes beyond information already available in competing content. It can come from original data, first-hand experience, expert analysis, new evidence, clearer explanations or a perspective that helps users understand the subject better.

The information gain principle

A page should contribute something useful that existing content does not already provide. Repeating the same facts and conclusions as competing pages creates limited additional value, while original evidence, practical experience, analysis and genuinely useful perspectives can make content more distinctive.

Comprehensiveness alone is not the objective. The strongest content combines relevant coverage with information that is useful, specific and meaningfully different from what users can already find.

What creates information gain?

  • First-hand experience — direct observations, processes, results and practical lessons.
  • Original data — research, measurements, surveys, experiments or datasets.
  • Fresh analysis — new interpretation of existing information.
  • Expert perspective — informed judgement based on relevant knowledge and experience.
  • Original examples — specific cases that make abstract concepts easier to understand.
  • Useful synthesis — connecting information from multiple sources into a clearer answer.
  • Better explanations — resolving confusion, ambiguity or gaps in existing content.

The goal is not to be different for the sake of being different. The goal is to provide information that is more useful, more specific or more insightful for the user’s actual need.

E-E-A-T makes expertise visible.

E-E-A-T stands for Experience, Expertise, Authoritativeness and Trustworthiness. It is a framework used by Google to evaluate the qualities that contribute to helpful, reliable content, rather than a single ranking score or measurable metric.

E

Experience

Experience reflects first-hand involvement with the subject, product, process or situation being discussed. Content can demonstrate experience through original observations, practical examples, case studies, testing, results and direct participation.

E

Expertise

Expertise reflects the knowledge and ability required to provide accurate, useful information about a subject. Clear authorship, relevant qualifications, demonstrated experience and consistently high-quality content can help make expertise visible.

A

Authoritativeness

Authoritativeness reflects how a content creator, organisation or website is recognised as a credible source within a particular subject. Relevant references, citations, reputation and sustained topical coverage can contribute to that recognition.

T

Trustworthiness

Trustworthiness reflects the accuracy, transparency, legitimacy and reliability of the content, its creator and the organisation behind it. Trust is the most important aspect of E-E-A-T — experience, expertise and authoritativeness have limited value when users cannot trust the information or the source providing it.

One topic. Many ways to be found.

A single topic can generate many related queries, questions and search experiences. Search systems can interpret a query in different ways, connect it to related concepts and surface information through features such as featured snippets, People Also Ask, knowledge panels and AI Overviews.

Semantic coverage helps your content address the broader information space around a topic instead of targeting one keyword in isolation.

Query Fan-Out
One query becomes many information needs. Query fan-out describes the process of expanding a search into related sub-queries, concepts and information needs. A single query can therefore create multiple opportunities for relevant content to answer different aspects of the same subject.
Featured Snippets
Answer the question directly. Featured snippets display a concise answer extracted from a page that Google considers relevant to a specific query. Clear definitions, direct answers and well-structured explanations can make content easier to extract when a featured snippet is generated.
People Also Ask
Answer the next question. People Also Ask displays related questions that users may have about a topic. Comprehensive content can address the primary question and relevant follow-up questions within a coherent information structure.
Related Searches
Map the surrounding topic. Related searches reveal other queries that Google associates with a user’s search. They can help identify adjacent information needs, related concepts and subtopics that belong within a broader topical map.
Knowledge Panels
Make entities easier to identify. Knowledge panels display information about entities that Google can identify and associate with reliable information. Clear entity identity, consistent information and appropriate references can help search systems build a more accurate understanding of an organisation, person, place or other entity.
AI Overviews
Become a source for generated answers. AI Overviews synthesise information from multiple sources to answer certain searches directly. Content that is relevant, accurate, well-structured and useful for a specific information need may be retrieved and cited as part of an AI-generated answer.

How topical authority shows up in the data.

Topical authority is not a single metric. We evaluate it through patterns across topical coverage, search visibility, query breadth, non-branded demand, search-result features and entity recognition.

These measurements show where your website has established relevance, where visibility is growing and where important gaps remain.

01Topical CoverageTopical coverage measures how extensively your website addresses the important subtopics, questions, entities and relationships within a subject. We use coverage analysis to identify gaps and determine where additional content can strengthen the topical map.
02Query BreadthQuery breadth measures how many relevant queries a page or topic can rank for beyond its primary target phrase. Strong semantic content can attract visibility for multiple related searches because it addresses a broader information need.
03Share of VoiceShare of voice measures your visibility across a defined set of relevant searches compared with competing websites. Tracking this metric across a topic shows whether your visibility is expanding beyond individual keywords.
04Non-Branded GrowthNon-branded search growth measures changes in visibility for queries that do not include your brand name. Growth in non-branded impressions and clicks can indicate that your website is becoming more visible for the topics and information needs it serves.
05Search Feature VisibilitySearch feature visibility measures how often your content appears in enhanced search experiences for relevant queries. Depending on the query and eligibility requirements, these can include featured snippets, rich results and other supported search features.
06Entity RecognitionEntity recognition measures whether search systems can identify and associate your organisation, products, people or other entities with relevant information. Evidence can include entity-specific search features, consistent associations and the appearance of relevant entity information in search results.

Where semantic SEO goes wrong.

Most underperforming websites do not lack content or effort. They lack a coherent relationship between topics, entities, search intent and pages. These are the structural problems we most often identify and fix.

Keyword Cannibalisation

Keyword cannibalisation occurs when multiple pages compete for the same or substantially overlapping search intent. We clarify the role of each page, consolidate overlapping content where appropriate and create clearer distinctions between related intents.

Partial Coverage

Partial coverage occurs when content answers the obvious questions but leaves important subtopics, entities or related information needs unaddressed. We identify the gaps that prevent a website from presenting a complete view of its subject.

Orphan Pages

An orphan page has no internal links pointing to it from other pages on the website. Without a clear internal discovery path, important content can be harder for users and search systems to find and understand within the site’s broader topical structure.

Ignoring Search Intent

A page can target the wording of a query while failing to satisfy the user’s underlying search intent. We align content with the information need or action behind the query instead of optimising for the keyword alone.

Volume Over Completeness

Publishing large volumes of thin or overlapping content can create a less coherent website. We prioritise meaningful topical coverage, useful information and clear relationships between pages over producing content for its own sake.

Unclear Entities

Unclear entities create ambiguity about an organisation, brand, product, person or subject. We define entities consistently and establish their attributes and relationships so search systems can distinguish what your brand is and what it covers.


Semantic SEO: the essential vocabulary.

A concise reference to the key concepts, entities, systems and methods used in semantic SEO.

Anchor textThe visible, clickable text of a link that provides context about the linked page.
BERT & MUMGoogle AI systems designed to improve the understanding of language, context and information across queries and content.
CanonicalisationThe process of indicating which URL represents the preferred version of duplicate or substantially similar content.
Central entityThe primary subject around which a topical map is structured.
Co-occurrenceThe appearance of related terms, entities or concepts within a shared context. Co-occurrence can help describe relationships between concepts but does not independently prove topical relevance.
Contextual vectorA contextual model of how a page’s central topic relates to its supporting concepts and information.
Core Web VitalsGoogle’s user-experience metrics for loading performance, interactivity and visual stability: LCP, INP and CLS.
Cost of retrievalA conceptual model describing the technical effort required to discover, fetch, render and extract useful information from a page.
Crawl budgetThe amount of crawling Google is willing and able to perform on a website over a given period. It is influenced by factors such as crawl demand and crawl capacity.
DisambiguationThe process of clarifying which entity or meaning a page refers to when a term can represent multiple subjects.
E-E-A-TExperience, Expertise, Authoritativeness and Trustworthiness — qualities Google uses to evaluate the reliability and quality of content and its source.
EmbeddingA numerical representation of content or an entity that captures semantic relationships and can help machine-learning systems compare related meanings.
EntityA distinct and identifiable person, place, organisation, product, concept or other subject that systems can distinguish and associate with information.
Entity homeThe page on a website that provides the clearest and most authoritative description of a specific entity.
Featured snippetA search-result feature that displays a concise answer extracted from a page for a specific query.
Information gainThe unique and useful information a page contributes beyond what existing content already provides.
Internal linkingThe practice of linking pages within the same website to help users and search systems discover and understand related content.
JSON-LDA structured-data format that represents information as a separate JSON-based data block. It is widely used for Schema.org implementation.
Knowledge GraphA structured system that represents entities and relationships between them. Google’s Knowledge Graph is one example of such a system.
Knowledge panelA search-result feature that displays information about an entity that a search system can identify and associate with relevant information.
Named entity recognitionThe process of identifying and classifying entities mentioned in text, such as people, organisations, places, products and concepts.
Natural language processing (NLP)The field of computing and artificial intelligence concerned with processing and interpreting human language.
OntologyA formal model that defines the concepts within a domain and the relationships between them.
Passage rankingA search system’s ability to evaluate and retrieve a relevant passage or section of a page rather than relying only on the page as a whole.
People Also AskA search-result feature that displays related questions associated with a user’s query.
Pillar pageA broad, central page that covers a major topic and connects to more focused supporting content.
PredicateThe part of a statement that expresses a relationship or attribute involving an entity. In “Cerieus provides semantic SEO,” provides expresses the relationship between the subject and the object.
Query fan-outThe expansion of a search query into related sub-queries, concepts or information needs to help retrieve relevant information.
Rich resultsEnhanced search-result formats that can display additional information beyond a standard result. Eligibility depends on the content type, structured data and search-engine requirements.
SalienceThe relative importance or prominence of an entity or concept within a particular document or context.
sameAsA Schema.org property used to associate an entity with an equivalent identity or reference on another website when the external reference represents the same entity.
Schema.orgA shared vocabulary of structured-data types and properties used to describe entities, content and relationships.
Search intentThe information need or action a user wants to satisfy through a search query.
Semantic distanceThe conceptual distance between two entities, terms or concepts based on their meaning or relationships within a given context.
Semantic searchSearch that uses meaning, context, entities and relationships alongside textual signals to interpret queries and retrieve relevant information.
Source contextThe expertise, perspective and purpose that shape why and how a website covers a subject.
Structured dataMachine-readable information that describes the entities, attributes and relationships represented in page content.
TaxonomyA classification system that organises topics, entities or categories into a structured hierarchy.
Topic clusterA group of related pages that collectively cover a subject and connect through relevant internal links.
Topical authorityThe breadth, depth, consistency and reliability of a website’s coverage within a defined subject.
Topical mapA structured model of the entities, topics, search intents, relationships and content needed to cover a subject comprehensively.

How strong is your topical authority?

Six quick questions. Answer honestly and you'll get a score, a rating, and where to focus next — no email required.

01Do you have a documented topical map for your main subject?
02Is your content organised into pillar pages and supporting clusters?
03Have you implemented structured data across your key page types?
04Is each page matched to a specific, identified search intent?
05Do related pages link to each other with descriptive anchor text?
06Do you regularly cover new sub-topics and questions in your niche?
Answer all six to see your result.

How we build your semantic footprint

We use a six-stage process to connect your entities, topics, content and technical signals into a coherent semantic structure that search engines and AI systems can understand.

01

Research

We identify the entities, topics, subtopics, questions and search intents that define your subject. We analyse how these concepts relate to one another and where your existing content has opportunities, gaps or ambiguity.

02

Architecture

We create a structured blueprint for your content. The map defines the central topics, supporting subtopics, page roles, search intents and relationships that form your site’s topical architecture.

03

Content

We align existing and new content with the entities, concepts, relationships and search intents that define each topic. We improve clarity, coverage, salience, contextual relevance and information value without relying on repetitive keyword usage.

04

Structured Data

We implement relevant Schema.org structured data to describe the entities, attributes and relationships represented in your content. We validate implementations across relevant page types and templates.

05

Internal Linking

We design internal links that connect related pages, topics and entities across the website. This creates clear discovery paths and helps users and search systems understand how your content fits together.

06

Measure & Iterate

We monitor topical coverage, query breadth, search visibility, entity recognition and relevant search features. We use the data to identify gaps, refine existing content and extend the topical map where additional coverage can create meaningful value.


Deliverables, not vague promises.

Every engagement produces defined deliverables, from strategic audits and topical maps to structured data, content optimisation and ongoing semantic SEO. Choose a focused project or an ongoing engagement based on the level of support your website needs.

Topical Authority Audit

We assess your topical coverage, entity clarity, search intent alignment, internal linking and content gaps. You receive a prioritised action plan that identifies what to improve, what to create and what to address first.

Semantic Content Strategy

We create a topical map that defines your central entities, pillars, clusters, search intents and content opportunities. You receive structured content briefs that explain what each page should cover and how it connects to the broader topic.

Structured Data & Schema

We implement relevant Schema.org structured data for entities, articles, products, organisations and other supported content types. Implementations are validated against the relevant structured-data requirements and page templates.

Entity-Based On-Page SEO

We optimise existing content around entities, attributes, relationships, salience, related concepts and search intent. The result is content that communicates its subject more clearly to both users and search systems.

Internal Linking Architecture

We design an internal linking structure that connects related pages, topics and entities across your website. The result is a clearer information architecture that improves discovery and contextual understanding.

Ongoing Semantic SEO

We continuously identify content gaps, create new briefs, improve existing pages, maintain structured data and monitor performance. The strategy evolves as your subject, website and search landscape change.

What semantic authority changes

When search systems understand the entities, relationships and topics that define your expertise, your content can become relevant to a broader set of related searches. The result is a more connected search presence that can grow beyond individual keyword targets.

Rank for more with fewer pages

A well-structured topic cluster can address multiple related queries through a smaller number of comprehensive pages. When one page satisfies several related information needs, it can earn visibility for searches beyond its primary target query.

Increase your chance of being cited

Clear, relevant and well-structured content can become easier for search systems and AI systems to retrieve and use. Depending on the query and system, this can create opportunities to appear in features such as featured snippets, AI-generated answers and other search experiences.

Build more resilient visibility

Content built around genuine topical coverage, useful information and clear intent is less dependent on repetitive keyword targeting. A strong semantic foundation can make a website less reliant on individual keyword tactics and better positioned to adapt as search systems evolve.

Let topical coverage compound

Each relevant page can strengthen the context of related content by expanding the site’s coverage of a subject. As the topical map grows, new content can connect to an existing structure of entities, topics and relationships.


Real problems, measurable results.

A closer look at four projects — the problem we inherited, what we changed, and what happened to the numbers.

E-commerce · Home & living

From scattered pages to a category that ranks

8-month engagement

The challenge

Hundreds of thin, keyword-targeted product and category pages were competing against each other. There was no topical structure, buying-intent queries were barely covered, and organic growth had been flat for over a year despite steady publishing.

What we did

  • Built a topical map around core product categories and buyer intent
  • Consolidated cannibalising pages into pillar-and-cluster structures
  • Added Product, Review and FAQ structured data across templates
  • Rebuilt internal linking and optimised categories for entities and intent
+284%
Impressions
+196%
Organic clicks
+410%
Top-10 keywords
+140%
Organic revenue
SaaS · B2B software

Breaking out of page two in a crowded category

6-month engagement

The challenge

A strong product with a weak organic footprint. Content was feature-led rather than topic-led, the brand had no clear entity signals, and the site was stuck on pages two and three for its most valuable category terms.

What we did

  • Ran entity and topic research, then built use-case, comparison and alternative clusters
  • Implemented Organization, SoftwareApplication and FAQ schema
  • Established an entity home with sameAs links for brand clarity
  • Wired a hub-and-spoke internal linking structure across the topic
+321%
Impressions
+248%
Organic clicks
+190%
Non-branded impressions
40+
AI Overview features
Healthcare · Dental clinic

Invisible beyond the brand name — until now

5-month engagement

The challenge

The clinic ranked for little beyond its own name. Competitors dominated treatment and "near me" queries, service pages were thin, structured data was missing, and inconsistent entity signals muddied who and where the business was.

What we did

  • Built a local-plus-topical map of every treatment and patient question
  • Implemented Dentist, LocalBusiness and FAQ structured data
  • Fixed entity consistency across the site and external profiles
  • Expanded treatment content to match each stage of patient intent
+167%
Impressions
+212%
Organic clicks
25+
Top-3 treatment terms
+58%
Enquiries from organic
Finance · Crypto education

Earning trust in a high-scrutiny niche

7-month engagement

The challenge

A YMYL niche with a high trust bar. Rankings were volatile, content wasn't treated as authoritative, and there were no author or entity signals to establish credibility. Coverage of the topic was shallow and easily out-ranked.

What we did

  • Built a deep topical map with genuine information gain per page
  • Established author entities, credentials and clear sourcing for E-E-A-T
  • Added Article, FAQ and author structured data throughout
  • Strengthened entity consistency and internal linking across the topic
+396%
Impressions
+274%
Organic clicks
+520%
Ranking keywords
60+
Rich results won

Niches we've built authority in.

Topical authority is niche-agnostic — the method works anywhere meaning matters. Here are twenty of the fields we've ranked in.

Cryptocurrency & Web3Digital currencies, blockchain and decentralised platforms.
Real estateBuying, selling and renting property.
Travel & tourismTrips, destinations and holiday experiences.
E-commerceOnline stores selling products at scale.
SaaSCloud-based software sold by subscription.
Finance & investingMoney management, markets and investing.
Legal servicesLaw firms, solicitors and legal advice.
Healthcare & medicalClinics, providers and patient care.
DentalDentists and oral-health services.
AutomotiveVehicles, parts and car dealerships.
Home servicesPlumbing, HVAC, roofing and repairs.
Fitness & wellnessGyms, training and healthy living.
Beauty & cosmeticsSkincare, makeup and beauty products.
Pet carePet products, grooming and vet services.
Gardening & landscapingPlants, garden design and outdoor care.
Education & e-learningCourses, training and online learning.
Interior designHome styling, décor and furnishings.
HospitalityHotels, restaurants and guest services.
Events & weddingsCelebrations, venues and event planning.
Bakery & caféBaked goods, coffee and casual dining.

What our clients say.

A few words from the teams we've helped build lasting topical authority — across very different niches.

"Cerieus rebuilt our category structure around topics instead of single keywords, and within months we ranked for hundreds of terms we'd never even targeted. It's the first SEO work that felt strategic rather than guesswork."

SC
Sarah ChenHome goods store

"They understood our niche better than we did. The topical map they delivered became our entire content roadmap, and our organic traffic has more than doubled since we started following it."

MD
Marcus DelacroixOutdoor gear store

"The structured data and entity work Cerieus implemented finally got Google to understand who we are. We started appearing in rich results — and even AI overviews — for competitive finance queries."

PR
Priya RaghunathanAccounting firm

"We'd been stuck on page two for years. Cerieus's semantic approach moved our core pages to the top — and, more importantly, kept them there through every algorithm update since."

JO
James OkoroFlorist

"As a small studio I assumed we couldn't compete. Cerieus proved otherwise — by owning our specific niche completely, we now outrank companies ten times our size."

EV
Elena VasquezInterior design studio

"Clear reporting, no vanity metrics, real results. Our non-branded impressions are up over 200%, and every recommendation came with a reason. Genuinely the best SEO partner we've worked with."

TB
Tom BraddockPlumbing company

Get the topical map starter template.

A practical template to plan your pillars, clusters and intent — the same structure we use to build authority — plus a free first look at where your site stands.

  • Pillar & cluster planning layout
  • Intent and entity columns to fill in
  • A complimentary mini-audit of your topic coverage
Sent by email — no cost, no commitment.

Frequently asked questions

How is semantic SEO different from traditional SEO?

Traditional SEO often focuses on individual keywords, pages and links. Semantic SEO focuses on the meaning behind searches and the relationships between entities, topics, pages and search intents. Keywords still matter, but they are interpreted within a broader semantic structure rather than treated as isolated ranking targets.

Do keywords still matter in semantic SEO?

Yes. Keywords still help search systems identify the language used to describe a topic and match content with queries. Semantic SEO does not replace keywords; it places them within the broader context of entities, concepts, relationships and search intent.

What exactly is a topical map?

A topical map is a structured plan for covering a subject through related entities, subtopics, questions, search intents and content. It defines which pages should exist, what each page should cover and how the pages should connect to create coherent topical coverage.

Does schema markup improve rankings?

Schema markup does not directly guarantee higher rankings. Its primary purpose is to provide structured information about the entities, attributes and relationships represented in your content, which can help search engines interpret the page and may make eligible content suitable for supported rich-result features.

How long does semantic SEO take to produce results?

The time required to see results depends on factors such as the website’s existing authority, technical condition, content quality, competition and the scale of the work. Some changes can produce improvements relatively quickly, while broader topical authority usually develops over months as content is improved, expanded and evaluated by search systems.

Can semantic SEO help my website appear in AI Overviews and generative search?

Semantic SEO can improve the clarity, relevance and retrievability of your content, which may increase its opportunity to be selected as a source for AI-generated search experiences. No agency can guarantee inclusion in AI Overviews or generative answers because selection depends on the query, the search system and many other signals.

Is semantic SEO just content marketing with a new name?

No. Content marketing focuses primarily on creating and distributing content for an audience, while semantic SEO focuses on how search systems interpret the entities, topics, relationships and intent represented across a website. Content is one part of semantic SEO, alongside topical architecture, entity clarity, structured data, internal linking and technical accessibility.

Do backlinks still matter for semantic SEO?

Yes. Backlinks remain one external signal that search engines can use to discover and evaluate pages and websites. Semantic SEO does not replace link acquisition; it ensures that the content, entities and topical structure receiving that attention are clear and coherent.

Do I need to rewrite all my existing content?

No. Existing content does not always need to be replaced. We assess the role, quality, intent, topical coverage and performance of each page before deciding whether to improve, consolidate, restructure, redirect or create new content.

Will I need a developer to implement semantic SEO changes?

Not always. Many content, internal-linking and on-page changes can be implemented without development work, while structured data, technical SEO, templates and JavaScript-related changes may require developer support depending on the website’s platform and setup.

Does semantic SEO work for small businesses and e-commerce websites?

Yes. Semantic SEO can work for businesses of different sizes and across different website types. A small business may focus on clear entity definition and focused topical coverage, while an e-commerce website may need to structure products, categories, attributes, use cases and supporting informational content.

How do you measure and report semantic SEO results?

We measure semantic SEO through a combination of topical coverage, query breadth, search visibility, non-branded growth, relevant search features, organic traffic and conversions. The exact metrics depend on the business objectives and the type of work performed.

How do you price semantic SEO services?

Pricing depends on the scope, complexity and duration of the engagement. Factors include the size of the website, the number of topics and entities involved, the depth of the audit, the amount of content and technical implementation required, and whether the work is a one-off project or ongoing engagement.

What do you need from me to get started?

We typically need access to the information and systems required to understand your business, website and current search performance. Depending on the engagement, this may include your website, analytics and search data, existing content, business priorities, target markets and access to relevant CMS or technical systems.

Let's map your topic graph.

Tell us about your site and what you're trying to rank for. We'll come back with a clear read on where your semantic authority stands — and the fastest path to growing it.

A real audit, not a sales call. Your first reply includes concrete observations about your topical coverage.
Project or retainer. One-off strategy and schema work, or ongoing partnership — whichever fits.
Straight answers. No jargon walls, no vanity metrics — just what will move your visibility.

We reply within one business day. Your details stay with Cerieus.