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单词 platysma
释义

WordReference Random House Unabridged Dictionary of American English © 2024
pla•tys•ma  (plə tizmə),USA pronunciation n., pl. -mas, -ma•ta (-mə tə),USA pronunciation [Anat.]
  1. Anatomya broad, thin muscle on each side of the neck, extending from the upper part of the shoulder to the corner of the mouth, the action of which wrinkles the skin of the neck and depresses the corner of the mouth.
  • Greek plátysma a plate, literally, something wide and flat, equivalent. to platý(nein) to widen (derivative of platýs; see platy-) + -sma, variant of -ma resultative suffix
  • Neo-Latin
  • 1685–95

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