(Médecine) Point de jonction.
ETYM Latin commissura a joining together: cf. French commissure. Related to Commit.
1. A joint, seam, or closure; the place where two bodies, or parts of a body, meet and unite; an interstice, cleft, or juncture.
2. The point of union between two parts, as the angles of the lips or eyelids, the mandibles of a bird, etc.
3. A collection of fibers connecting parts of the brain or spinal marrow; a chiasma.
4. Joint; joining surface; seam; joint; cleft.