GEO Glossary
Key terms and definitions related to Generative Engine Optimization.
GEO Core Concepts
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GEO (Generative Engine Optimization)
Optimization of websites to be understood, retrieved, and cited by generative AI systems.
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AI Retrieval
Process where AI systems fetch external web content to answer queries.
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Citation Selection
Decision process where AI chooses which sources to reference.
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Answer Synthesis
Combining multiple sources into one generated answer.
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Knowledge Cutoff
Date until which an AI model was trained.
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Live Browsing
AI accessing websites in real time.
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AI Discoverability
Likelihood that AI systems can find and understand a website.
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Semantic Understanding
AI comprehension of meaning rather than keywords.
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Chunking
Splitting documents into smaller retrievable sections.
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Context Window
Amount of text AI can consider at once.
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Answerability
How easily AI can extract answers from a page.
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Prompt Matching
How well page content matches user questions.
AI Search Ecosystem
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AI Overview
AI-generated summaries replacing traditional search snippets.
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Retrieval-Augmented Generation (RAG)
AI combining training knowledge with retrieved documents.
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Vector Search
Semantic similarity search using embeddings.
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Embedding
Mathematical representation of text meaning.
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Agentic AI
AI capable of multi-step decision making.
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AI Assistant
Software answering queries conversationally.
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Tool Use
AI calling external APIs or services.
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Grounding
Anchoring answers in external verified sources.
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Hallucination
AI generating incorrect information confidently.
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Source Attribution
Linking answers to original content.
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Answer Ranking
AI deciding which facts appear first.
Crawling & Access
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Crawler
Automated system fetching web pages.
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Robots.txt
Rules defining crawler access.
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AI Bot
Crawler operated by AI companies.
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Crawl Budget
Maximum pages crawled within limits.
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Fetch Rendering
Loading JavaScript to see final page content.
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Static HTML
Content available without JS execution.
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Server-Side Rendering (SSR)
HTML generated on server.
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Client-Side Rendering (CSR)
Content generated via browser JavaScript.
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HTTP Status Code
Server response indicating success or failure.
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Canonical URL
Preferred version of a page.
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Redirect Chain
Multiple redirects before final content.
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Sitemap XML
Structured list of website pages.
Semantic HTML & Structure
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Semantic HTML
Tags describing meaning rather than layout.
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Landmark Elements
Structural elements:
<main>,<nav>,<header>,<footer> -
Heading Hierarchy
Logical H1, H2, H3 order for content structure.
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Article Element
Self-contained content block.
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Section Element
Thematic grouping of content.
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Figure & Figcaption
Image with explanatory context.
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Accessible HTML
Structure readable by assistive technologies.
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Alt Text
Image description metadata.
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Anchor Text
Clickable text describing links.
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Table Semantics
Structured tabular data.
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Time Element
Machine-readable timestamps.
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Div Soup
Overuse of
<div>tags without semantics.
Structured Data & Metadata
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Schema.org
Vocabulary for structured web data.
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JSON-LD
Preferred schema implementation format.
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FAQ Schema
Structured Q&A markup.
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Product Schema
Product metadata.
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Organization Schema
Company identity markup.
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LocalBusiness Schema
Location-based business data.
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Aggregate Rating
Review summary score.
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Open Graph Metadata
Social sharing metadata.
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Meta Description
Page summary metadata.
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Title Tag
Main search and AI topic signal.
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Microdata
Inline structured markup.
Freshness & Up-to-Date Data
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Last Modified Header
Server freshness indicator.
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Content Timestamp
Visible update date.
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RSS Feed
Update notification feed.
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Change Frequency
How often pages update.
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Dynamic Content
Frequently changing information.
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Real-Time Retrieval
Live data access.
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Content Decay
Loss of relevance over time.
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Versioning
Tracking content updates.
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Update Signal
Indicator of recent change.
APIs, MCP & Agent Access
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API Endpoint
Machine-accessible data interface.
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OpenAPI Specification
API documentation standard.
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GraphQL
Query-based API protocol.
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Model Context Protocol (MCP)
Standard allowing AI agents to access tools and data.
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MCP Server
Service exposing callable AI tools.
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Tool Discovery
AI finding available tools automatically.
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Agent Actionability
Ability for AI to perform actions.
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AI Plugin Manifest
Tool integration configuration.
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Structured Feed
Machine-readable data export.
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Agent Execution
AI performing real-world actions.
GEO Measurement & Auditing
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AI Visibility
Frequency of AI mentions.
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Citation Rate
Appearance in generated answers.
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Extractability Score
Ease of content parsing.
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Semantic Score
Structural quality measurement.
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Freshness Score
Update reliability metric.
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Crawlability Score
Accessibility evaluation.
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JS Dependency Risk
Reliance on rendering.
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Chunkability
Ease of document segmentation.
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Signal Weighting
Importance of evaluation factors.
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Audit Run
Single evaluation execution.
Advanced GEO & Future Web
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Agentic Search
AI completing tasks instead of returning links.
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Conversational Retrieval
Multi-turn information gathering.
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Answer Engine
AI replacing traditional search engines.
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Machine Readability
Ease of automated interpretation.
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Human-AI Co-Browsing
AI assisting navigation decisions.
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Tool-Augmented Search
Combining browsing and APIs.