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English definition of “trochlea”

trochlea

noun [C] uk   /ˈtrɒk.li.ə/ us    /ˈtrɑk.li.ə/ ( plural trochleae ) specialized
a long, narrow, hollow space in a surface in the body that a bone or tendon can move against, especially the lower end of the humerus (= the long bone of the upper arm): the trochlea of the humerus
(Definition of trochlea from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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