retinaculum

noun
ret·​i·​nac·​u·​lum | \ ˌre-tə-ˈna-kyə-ləm How to pronounce retinaculum (audio) \
plural retinacula\ ˌre-​tə-​ˈna-​kyə-​lə How to pronounce retinaculum (audio) \

Definition of retinaculum

: any of several fibrous bands of fascia that pass over or under tendons (as at or near the ankle or wrist) and help to keep them in place

First Known Use of retinaculum

circa 1825, in the meaning defined above

History and Etymology for retinaculum

borrowed from New Latin retināculum, going back to Latin, "rope holding something in place, cable, hawser," from retinēre "to hold fast, detain, keep possession of" + -ā-, stem formative of verbs + -culum, suffix of instrument and place (going back to Indo-European *-tlom), probably after gubernāculum "steering oar of a ship" (from gubernāre "to steer") or other derivatives of 1st-conjugation verbs — more at retain

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The first known use of retinaculum was circa 1825

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Dictionary Entries Near retinaculum

retinaculate

retinaculum

retinal

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Cite this Entry

“Retinaculum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/retinaculum. Accessed 22 Jan. 2022.

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More Definitions for retinaculum

retinaculum

noun
ret·​i·​nac·​u·​lum | \ -ləm How to pronounce retinaculum (audio) \
plural retinacula\ -​lə How to pronounce retinaculum (audio) \

Medical Definition of retinaculum

More from Merriam-Webster on retinaculum

Britannica.com: Encyclopedia article about retinaculum

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