: any of the articular processes of the neural arch of a vertebra of which there are usually two anterior and two posterior

Word History

Etymology

New Latin

First Known Use

1854, in the meaning defined above

Time Traveler
The first known use of zygapophysis was in 1854

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Cite this Entry

“Zygapophysis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/zygapophysis. Accessed 11 Mar. 2025.

Medical Definition

zygapophysis

noun
: any of the articular processes of the neural arch of a vertebra of which there are usually two anterior and two posterior
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