environment clause
A computing term referring to a clause that specifies the environment or context in which a statement or expression is evaluated, often used in logic programming or formal specification languages.
Prologでは、環境句を使って述語の解釈を制御することがある。
In Prolog, environment clauses are sometimes used to control the interpretation of predicates.
Compound of 環境 (environment) and 句 (clause, phrase), likely a calque from English 'environment clause' in computing contexts.