Definition of platysma in English:

platysma

Line breaks: pla|tysma
Pronunciation: /pləˈtɪzmə
 
/

noun (plural platysmas or platysmata /-mətə/)

Anatomy
A broad sheet of muscle fibres extending from the collar bone to the angle of the jaw.
More example sentences
  • A ptosis of the platysma muscle which hangs down, causes a bad result when using liposuction alone.
  • A small light aids him as he suctions and cuts out the fat and stitches together the pink platysma muscle.
  • The platysma is secured to the mastoid periosteum after raising the lateral platysma flap in order to help define the jaw line and improve contouring in the submandibular region.

Origin

late 17th century: modern Latin, from Greek platusma 'flat piece, plate'.

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