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English definition of “cap”

cap

noun [C] (COVER)    /kæp/
a small lid or cover : The camera has a lens cap to protect the lens surface .Lids, covers and stoppers an artificial covering on a tooth that protects itDentistryThe teethProblems with bones, joints and teeth
(Definition of cap noun (COVER) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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