platysma
/pləˈtɪzmə/
noun
- A broad, thin muscle in the neck that stretches from the collarbone to the jaw and helps pull the mouth downward and wrinkle the skin of the neck.
- Yoga teachers sometimes cue relaxing the platysma to release tension in the throat.
- When he frowned, his platysma tightened and created vertical bands in his neck.
- The platysma is often targeted in cosmetic procedures to reduce neck wrinkles.