commissure
Americannoun
-
a joint; seam; suture.
-
Botany. the joint or face by which one carpel coheres with another.
-
Anatomy, Zoology. a connecting band of nerve fiber, especially one joining the right and left sides of the brain or spinal cord.
noun
-
a band of tissue linking two parts or organs, such as the nervous tissue connecting the right and left sides of the brain in vertebrates
-
any of various joints between parts, as between the carpels, leaf lobes, etc, of a plant
Other Word Forms
Etymology
Origin of commissure
1375–1425; late Middle English (< Middle French ) < Latin commissūra, equivalent to commiss ( us ) ( see commissary) + -ūra -ure
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
A 1992 study showed that the anterior commissure, a smaller connection between the brain’s two hemispheres, is larger in homosexual men than in straight men.
From Scientific American ● Oct. 20, 2012
However, according to a study that was performed ten years later, the size of the anterior commissure is not affected by sexual orientation.
From Scientific American ● Oct. 20, 2012
And the French police commissure for Vinh took a liking to the brilliant, angry young Giap, got him out of prison, and sent him off to one of the best French schools in Indo-China.
From Time Magazine Archive
This is shown by the labial commissure and pedal cords of the nervous system, by the opening of the gonad into the right kidney, and by other points.
From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 5 "Gassendi, Pierre" to "Geocentric" by Various
Sub-Class I.—Streptoneura In this division the torsion of the visceral mass and visceral commissure is at its maximum, the latter being twisted into a figure of eight.
From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 5 "Gassendi, Pierre" to "Geocentric" by Various
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
