Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A line or place at which two things are joined.
  • n. Anatomy A tract of nerve fibers passing from one side to the other of the spinal cord or brain.
  • n. Anatomy The point or surface where two parts, such as the eyelids, lips, or cardiac valves, join or form a connection.
  • n. Botany The surface or place along which two structures, such as carpels, are joined.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. the place where two things are joined, especially the line where two parts of an anatomical structure join

from the GNU version of the Collaborative International Dictionary of English

  • n. A joint, seam, or closure; the place where two bodies, or parts of a body, meet and unite; an interstice, cleft, or juncture.
  • n.
  • n. The point of union between two parts, as the angles of the lips or eyelids, the mandibles of a bird, etc.
  • n. A collection of fibers connecting parts of the brain or spinal marrow; a chiasma.
  • n. The line of junction or cohering face of two carpels, as in the parsnip, caraway, etc.

from The Century Dictionary and Cyclopedia

  • n. A joint, seam, suture, or closure; the place where two bodies or parts of a body meet or unite.
  • n. That which joins or connects.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a bundle of nerve fibers passing from one side to the other of the brain or spinal cord

Etymologies

Middle English, from Latin commissūra, from commissus, past participle of committere, to join; see commit.
(American Heritage® Dictionary of the English Language, Fourth Edition)

Examples

Comments

Log in or sign up to get involved in the conversation. It's quick and easy.