Glossary

AEO Glossary

Definitions for answer engine optimization, structured data, AI visibility, citations, and the SEO concepts that support AI answer readiness.

Definitions

AI Citation DefinitionDefinition of an AI citation: a source reference an AI answer engine attaches to a claim, and how citation rate is measured and improved.AI Mention DefinitionDefinition of an AI mention: an AI answer engine naming a brand in a generated answer, and how mention rate is measured and improved.AI Visibility DefinitionDefinition of AI visibility: how often AI answer engines mention, cite, and recommend a brand for buyer prompts, and how it is measured.Answer Engine DefinitionDefinition of an answer engine: an AI system that retrieves sources and synthesizes a direct answer instead of listing links, with citations.Answer Engine Optimization DefinitionDefinition of answer engine optimization (AEO): the practice of increasing how often AI answer engines retrieve, mention, and cite a brand.LLM Visibility DefinitionDefinition of LLM visibility: how often large language models mention, cite, and accurately describe a brand in answers to relevant prompts.Share of Model DefinitionDefinition of Share of Model (previously called share of mind): the percentage of relevant AI answers that mention a brand versus competitors.Structured Data DefinitionDefinition of structured data: schema.org markup, usually JSON-LD, that labels page meaning for search engines and AI answer engines.