Predicate
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Predicate or predication may refer to:

• Predicate (mathematics), a relation, or the boolean-valued characteristic function or indicator function of a relation
• Predicate (logic), a fundamental concept in first-order logic
  • in Bertrand Russell's theory of types, an act of typing: that is, assigning a type
• Syntactic predicate, specifies the syntactic validity of applying a production
• Predicate (grammar), the rest of a sentence apart from the subject
• Predicate (computer programming), an operator or function which returns a boolean value
  • Branch predication, a choice to execute or not to execute a given instruction based on the content of a machine register
• in Resource Description Framework, a trait or aspect about that resource that is being described

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