# Concepts & Glossary

> The core vocabulary the Partner API and the rest of these docs rely on — partner, sub-account, master wallet, float, settlement, buying power, idempotency, webhooks and more.

The vocabulary the rest of these docs (and the API itself) relies on. Every term below has a
stable anchor — link to `#term-<slug>` from your own runbooks and internal docs.

<ConceptGlossary />