Get the FREE one-click dictionary software for Windows
or the iPhone/iPad and Android apps
Noun: commissure  'kó-mi,shûr
  1. A bundle of nerve fibers passing from one side to the other of the brain or spinal cord
    "The corpus callosum is the largest commissure in the human brain"
     
  2. A joint, seam, or line of union between two parts, especially in anatomy
    "The corpus callosum is the main commissure connecting the brain's hemispheres"

Derived forms: commissures

Type of: nerve pathway, nerve tract, pathway, tract

Encyclopedia: Commissure