Predicate or predication may refer to:
- Predicate (grammar), in linguistics
- Predication (philosophy)
- Several closely related uses in mathematics and formal logic:
- Predicate (logic)
- Propositional function
- Finitary relation, or n-ary predicate
- Boolean-valued function
- Syntactic predicate, in formal grammars and parsers
- Functional predicate
- Predication (computer architecture)
- In United States law, the basis or foundation of something
- Predicate crime
- Predicate rules, in the U.S. Title 21 CFR Part 11
- Predicate, a term used in some European context for either nobles' honorifics or for nobiliary particles