English Explanatory Dictionary

orbicularis oris

English dictionary entry

Meanings

noun
  1. A muscle made up of several layers of fibers passing in different directions that surrounds the mouth and controls most movements of the lips (as compressing, closing, or pursing movements).

Pronunciation

/ɔːˌbɪk.jʊˌlɑː.ɹɪs ˈɒ.ɹɪs/ /ɔɹˌbɪk.jəˌlɛɹ.ɪs ˈɔɹ.ɪs/ /ɔɹˌbɪk.juˌlɛɹ.ɪs ˈɔɹ.ɪs/

Word forms

orbicularis oris orbiculares orum

Etymology

Borrowed from New Latin orbiculāris ōris, clipping of mūsculus orbiculāris ōris (“orbicular muscle of the mouth”).

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