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decussation
[ dee-kuh-sey-shuhn, dek-uh- ]
/ ˌdi kəˈseɪ ʃən, ˌdɛk ə- /
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noun
a process of becoming or condition of being crossed in the form of an X.
Anatomy. a nerve or tract of nerve fibers that crosses from one side of the central nervous system to the other.
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Words nearby decussation
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
How to use decussation in a sentence
Dr. Sommering has shewn, that a true decussation of the optic nerves in the human subject actually exists, Elem.
Zoonomia, Vol. II|Erasmus DarwinPhysicians are not without the use of this decussation in several operations, in ligatures and union of dissolved continuities.
The Works of Sir Thomas Browne|Thomas BrowneThis arrangement is termed the decussation of the anterior columns of the medulla.
A Treatise on Physiology and Hygiene|Joseph Chrisman HutchisonThe most anterior is the pyramid or motor tract, the decussation of which has been seen.
Medical definitions for decussation
decussation
[ dĕk′ə-sā′shən, dē′kə- ]
n.
A crossing in the shape of an X.
An X-shaped crossing, especially of homonymous nerves or bands of nerve fibers, connecting corresponding parts on opposite sides of the brain or spinal cord.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.