Glossary

Vector Index

A database that stores embeddings for semantic retrieval.

Definition

What this term means

A database that stores embeddings for semantic retrieval.

The business impact

Vector indexes control what RAG systems can retrieve and cite.

How you might use this term

“We engineer pages so they embed cleanly into vector indexes.”

Explore connected concepts

RAG

A system that retrieves sources before an AI model writes a response.

Embeddings

Numerical representations of content used for semantic similarity.

Semantic Search

Search that understands meaning and intent rather than just matching keywords.

Ready to improve AI visibility?

Understanding the language of AI visibility is the first step. See how your brand performs across AI systems with a free scan.