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English definition of “buccinator”

buccinator

noun [C] uk   /ˈbʌks.ɪ.neɪ.tər/ us    /ˈbʌk.sɪˌneɪ.t̬ər/ specialized
the flat, thin cheek muscle, inside the mouth at the side of the face: The buccinator helps to hold the cheek to the teeth during chewing.
(Definition of buccinator from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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