GEO glossary

Retrieval-Augmented Generation (RAG)

Retrieval-Augmented Generation (RAG) is an architecture that retrieves relevant information and supplies it to a model for answer generation.

Why this matters for GEO

Content must be retrievable and useful once selected.

Related terms

• Grounded Answer
• Retrieval
• Hallucination
• Reranking
• Large Language Model (LLM)
• Transformer

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• Grounded Answer
• Retrieval

All 150 GEO and AI visibility terms

Updated November 2026.