Definition of Commissure

1. Noun. A bundle of nerve fibers passing from one side to the other of the brain or spinal cord.

Generic synonyms: Nerve Pathway, Nerve Tract, Pathway, Tract
Specialized synonyms: Corpus Callosum

Definition of Commissure

1. n. A joint, seam, or closure; the place where two bodies, or parts of a body, meet and unite; an interstice, cleft, or juncture.

Definition of Commissure

1. Noun. the place where two things are joined, especially the line where two parts of an anatomical structure join ¹

¹ Source:

Definition of Commissure

1. [n -S]

Medical Definition of Commissure

1. A join or seam, in plants, the interfacing of two fused carpels in an ovary. (09 Oct 1997)

Commissure Pictures

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Lexicographical Neighbors of Commissure

commissura hippocampi
commissura labiorum
commissura palpebrarum lateralis
commissura palpebrarum medialis
commissura posterior cerebri
commissura posterior grisea
commissura ventralis alba
commissurae supraopticae
commissural cell
commissural cheilitis
commissural fibres
commissural myelotomy
commissure (current term)
commissure of cerebral hemispheres
commissure of fornix
commissure of habenulae
commissure of inferior colliculi
commissure of lips
commissure of superior colliculus
commit a bill
commit point

Literary usage of Commissure

Below you will find example usage of this term as found in modern and/or classical literature:

1. Anatomy: Descriptive and Surgical by Henry Gray (1897)
"The nerves of opposite sides are connected together at the commissure, and from the back of the commissure they may be traced to the brain, under the name ..."

2. Journal of Morphology by Wistar Institute of Anatomy and Biology (1897)
"(d) The Cerebral commissure. Figs. JO, 79—82, co.—The commissure between the two ganglia is formed by an outgrowth of elongated cells from the ganglia ..."

3. Anatomy, Descriptive and Surgical by Henry Gray, Luther Holden (1878)
"The commissure or chiasma, somewhat quadrilateral in form, ... Within the commissure, the optic nerves of the two sides undergo a partial decussation. ..."

4. Journal of Nervous and Mental Disease by Philadelphia Neurological Society, American Neurological Association, Chicago Neurological Society, New York Neurological Association (1893)
"In the placental mammals: (i) The anterior commissure is much smaller than the ... Osborn says that the. corpus callosum is a commissure of the mesial parts ..."

5. A Text-book of Human Physiology by Austin Flint (1888)
"The optic commissure, or chiasm, i- ated just in front of the corpus cinereum. ... At the commissure the fibres from the optic tracts take three directions; ..."

6. Manual of Human and Comparative Histology by Salomon Stricker, Henry Power (1872)
"The mass of medullary substance proceeding from the olfactory lobes to the anterior commissure is in animals much larger than the radiations which pass into ..."

7. Quain's Elements of Anatomy by Jones Quain, Edward Albert Sharpey-Schäfer, George Dancer Thane, Johnson Symington (1893)
"The posterior commissure (fig. 73, Cop., fig. 78, rp), which overlies the upper end of the aqueduct and appears in the posterior wall of the third ventricle ..."

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