Meaning of “tricuspid valve” in the English Dictionary

british dictionary

"tricuspid valve" in British English

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tricuspid valvenoun [ C usually singular ]

uk /traɪˈkʌs.pɪd ˌvælv/ us /traɪˈkʌs.pɪd ˌvælv/ specialized

the valve (= structure that opens and closes) in the heart that stops blood from returning into the right atrium (= upper space) from the right ventricle (= lower space)

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(Definition of “tricuspid valve” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)