pyramidal tract

noun

Definition of pyramidal tract

: any of four columns of motor fibers that run in pairs on each side of the spinal cord and are continuations of the pyramids of the medulla oblongata

First Known Use of pyramidal tract

1857, in the meaning defined above

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The first known use of pyramidal tract was in 1857

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Dictionary Entries Near pyramidal tract

pyramidal tent

pyramidal tract

pyramid ant

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Cite this Entry

“Pyramidal tract.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pyramidal%20tract. Accessed 26 Jun. 2022.

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More Definitions for pyramidal tract

pyramidal tract

noun

Medical Definition of pyramidal tract

More from Merriam-Webster on pyramidal tract

Britannica.com: Encyclopedia article about pyramidal tract

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