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commissure

Syllabification: (com·mis·sure)
Pronunciation: /ˈkäməˌSHo͝or/

Definition of commissure

noun

Anatomy
  • 1the joint between two bones.
  • 2a band of nerve tissue connecting the hemispheres of the brain, the two sides of the spinal cord, etc..
  • 3the line where the upper and lower lips or eyelids meet.

Derivatives

commissural

Pronunciation: /ˌkäməˈSHo͝orəl/

adjective

Origin:

late Middle English: from Latin commissura 'junction', from committere 'join' (see commit)

commissure in other Oxford dictionaries

Definition of commissure in the British & World English dictionary

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