Glossary
The GEO glossary: AI search terms, made simple
Short, clear definitions of the terms behind GEO, AEO and AI search. Find the one you need, open it, and see why it matters.
How to use this glossary
Plain words for SEO, GEO and AEO
Each entry defines one term in a sentence, then explains why it matters for ranking in Google and for getting named in AI answers.
New to the topic? Start with GEO, then AEO and AI SEO. To see how the three fit together, read SEO vs GEO vs AEO.
All terms
Pick a term to learn more
- AI Brand MentionsWhat they are, how they differ from citations, and how to track them.
- AI groundingHow AI answers tie to retrieved sources, and why that decides citations.
- AI Share of VoiceHow often AI names you versus rivals, and how to measure it.
- AI Visibility ScoreWhat the score measures, what it hides and how to read it.
- Conversational searchFull questions in plain language, one written answer.
- E-E-A-TWhat Google means by E-E-A-T and why trust matters for AI answers.
- Entity SEOThings, not strings: consistent facts about your brand.
- LLM SeedingPutting accurate brand facts where AI assistants read.
- LLM SEOWhat LLM SEO (LLMO) means and how it differs from SEO.
- Prompt VolumeWhy AI prompts have no search volume, and how to pick the ones that matter.
- Query Fan-OutHow AI search splits one question into many searches.
- Search intentThe goal behind a query, and how it shapes Google and AI answers.
- Topical AuthorityCovering a subject in depth so Google and AI trust you.
- Unlinked brand mentionsWhat they are, and why they still count in search and AI answers.
- Zero-Click SearchWhat it is, and what Pew's data shows about clicks.
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