Medical Dictionary

decussation of pyramids

noun

Definition of DECUSSATION OF PYRAMIDS

:  the crossing of the fibers of the corticospinal tracts from one side of the central nervous system to the other near the junction of the medulla and the spinal cord—called also pyramidal decussation
March 31, 2015
refluent Hear it
Flowing back
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears