extrapyramidal

adjective

ex·​tra·​py·​ra·​mi·​dal ˌek-strə-pə-ˈra-mə-dᵊl How to pronounce extrapyramidal (audio) -ˌpir-ə-ˈmi-dᵊl How to pronounce extrapyramidal (audio)
: situated outside of the pyramidal tracts
also : involving descending nerve tracts other than the pyramidal tracts

Word History

First Known Use

circa 1902, in the meaning defined above

Time Traveler
The first known use of extrapyramidal was circa 1902

Dictionary Entries Near extrapyramidal

Cite this Entry

“Extrapyramidal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/extrapyramidal. Accessed 14 Dec. 2024.

Medical Definition

extrapyramidal

adjective
ex·​tra·​py·​ra·​mi·​dal -pə-ˈram-əd-ᵊl How to pronounce extrapyramidal (audio) -ˌpir-ə-ˈmid-ᵊl How to pronounce extrapyramidal (audio)
: situated outside of and especially involving descending nerve tracts other than the pyramidal tracts
extrapyramidal brain lesions
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