Glossary

The AI Visibility Glossary

Definitions for every term you need to understand AI search optimization — from GEO to Visibility Score.

Core Concept

AEO (Answer Engine Optimization)

The practice of structuring and distributing content so that AI answer engines — systems that generate direct answers…

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Core Concept

AI Citation

A reference to a business, product, or piece of content that an AI system uses as a source when generating its respon…

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Core Concept

AI Overview

An AI-generated summary that appears at the top of Google search results, synthesizing information from multiple web …

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Measurement

AI Ranking Factors

The signals and attributes that influence whether and how prominently an AI system recommends a business in response …

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Core Concept

AI Search

A category of search technology that uses large language models to understand queries in natural language and generat…

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Core Concept

AI Visibility

The measure of how often, how prominently, and how accurately a business is mentioned when AI assistants like ChatGPT…

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Core Concept

AI-First Search

A search behavior pattern in which users begin their information or business discovery process with an AI assistant r…

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Measurement

Brand Mention

Any instance of your business name appearing in online content — including websites, social media, reviews, news arti…

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Core Concept

Business Listing

A public profile of a business on a directory, review platform, or map service — containing information such as name,…

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Core Concept

ChatGPT Search

OpenAI's integrated web search feature within ChatGPT that enables the AI to retrieve real-time information from the …

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Measurement

Citation Source

A website, platform, or data source that an AI system draws upon when formulating a response — specifically the exter…

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Core Concept

Claude AI

Anthropic's large language model and AI assistant, known for its safety focus, conversational depth, and growing use …

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Core Concept

E-E-A-T

Experience, Expertise, Authoritativeness, and Trustworthiness — Google's framework for evaluating the quality and cre…

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Technical

Entity Optimization

The practice of ensuring AI systems and search engines have a clear, consistent, and authoritative understanding of w…

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Core Concept

Generative Search

A search experience in which an AI model generates a unique, synthesized response to a user's query — drawing on mult…

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Core Concept

GEO (Generative Engine Optimization)

The practice of optimizing a business's online presence to improve how AI-powered generative search engines discover,…

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Core Concept

Google Gemini

Google's family of large language models powering Google AI Overviews, the Gemini chatbot, and AI features across Goo…

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Technical

Knowledge Graph

A structured database of entities and their relationships maintained by search engines and AI systems — used to under…

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Core Concept

LLM Optimization

The practice of shaping a business's online presence to maximize how large language models understand, represent, and…

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Core Concept

Local Pack

The map-based block of three business listings that appears at the top of Google Search results for local queries — o…

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Core Concept

Perplexity Search

An AI-native search engine that retrieves real-time web content, synthesizes it into a conversational answer, and dis…

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Measurement

Prompt Monitoring

The systematic practice of sending representative queries to AI platforms and analyzing the responses to track how a …

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Technical

RAG (Retrieval-Augmented Generation)

A technique where an AI system retrieves relevant information from an external knowledge source at query time before …

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Measurement

Review Signals

The data that AI systems and search engines extract from customer reviews — including volume, recency, rating, sentim…

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Technical

Schema Markup

Standardized code (typically JSON-LD) added to a website's HTML that provides explicit, machine-readable context abou…

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Measurement

Share of Voice (AI)

The percentage of relevant AI recommendation responses in which a business is mentioned, expressed relative to the to…

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Technical

Structured Data (for AI)

Machine-readable markup — primarily Schema.org vocabulary implemented in JSON-LD, Microdata, or RDFa — that gives AI …

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Core Concept

Topical Authority

The degree to which a website or entity is recognized by search engines and AI systems as an expert and comprehensive…

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Measurement

Visibility Score

A composite metric, typically on a 0–100 scale, that quantifies how often and how prominently a business appears acro…

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Core Concept

Zero-Click Search

A search query that is answered directly on the search results page or by an AI assistant — without the user needing …

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