COMMISSURE

commissure

(noun) a bundle of nerve fibers passing from one side to the other of the brain or spinal cord

Source: WordNet® 3.1


Etymology

Noun

commissure (plural commissures)

(anatomy) The joint between two bones.

(neuroanatomy) A band of nerve tissue connecting the hemispheres of the brain, the two sides of the spinal cord, etc.

(anatomy) The line where the upper and lower lips or eyelids meet.

Source: Wiktionary


Com*mis"sure ( or ; 134-6), n. Etym: [L. commissura a joing together: cf. F. commissure. See 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. (Anat. & Zoöl.) (a) The point of union between two parts, as the angles of the lips or eyelids, the mandibles of a bird, etc. (b) A collection of fibers connecting parts of the brain or spinal marrow; a chiasma.

3. (Bot.)

Definition: The line of junction or cohering face of two carpels, as in the parsnip, caraway, etc.

Source: Webster’s Unabridged Dictionary 1913 Edition



RESET




Word of the Day

4 April 2025

GUILLOTINE

(verb) kill by cutting the head off with a guillotine; “The French guillotined many Vietnamese while they occupied the country”


coffee icon

Coffee Trivia

In 1511, leaders in Mecca believed coffee stimulated radical thinking and outlawed the drink. In 1524, the leaders overturned that order, and people could drink coffee again.

coffee icon