corticospinal tract

noun

Medical Definition of corticospinal tract

: any of four columns of motor fibers of which two run on each side of the spinal cord and which are continuations of the pyramids of the medulla oblongata : pyramidal tract:

a : lateral corticospinal tract

b : ventral corticospinal tract

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Dictionary Entries Near corticospinal tract

corticospinal

corticospinal tract

corticosteroid

Cite this Entry

“Corticospinal tract.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/corticospinal%20tract. Accessed 6 Jul. 2022.

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