Glossary
Glossary: AI and AI search terms defined
Plain-English definitions of AI and AI search terms — GEO, AEO, AI search visibility, agentic AI, LLMs and more. One clear definition each.
- AI search visibility
- AI search visibility is a measure of how often and how favourably a brand appears in AI-generated answers across engines like ChatGPT, Gemini, Perplexity and Copilot, including its share of voice versus competitors.
- Answer Engine Optimisation (AEO)
- Answer Engine Optimisation (AEO) is the practice of structuring content so answer engines — such as Google AI Overviews, featured snippets and voice assistants — select it as the direct answer to a question.
- Generative Engine Optimisation (GEO)
- Generative Engine Optimisation (GEO) is the practice of optimising a brand and its content to be cited in the answers generated by AI engines such as ChatGPT, Gemini and Perplexity.
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