safety valvenoun [ C ]uk /ˈseɪf.ti ˌvælv/ us /ˈseɪf.ti ˌvælv/
safety valve noun [ C ] (MACHINE)
safety valve noun [ C ] (FEELINGS)
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(Definition of “safety valve” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)
(Definition of “safety valve” from the Cambridge Academic Content Dictionary © Cambridge University Press)
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