GEO glossary

Vector Database

Vector Database is a data store optimized for searching embedding vectors.

Why this matters for GEO

RAG systems may use it to retrieve relevant content chunks.

Related terms

• Content Chunk
• Vector Embedding
• Hybrid Retrieval
• Semantic Search
• Query Expansion
• Large Language Model (LLM)

Continue reading

• Vector Embedding
• Hybrid Retrieval

All 150 GEO and AI visibility terms

Updated November 2026.