sesamoid

[ ses-uh-moid ]

/ ˈsɛs əˌmɔɪd /

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adjective Anatomy.

shaped like a sesame seed, as certain small nodular bones and cartilages.

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Origin of sesamoid

1690–1700; <Latin sēsamoīdēs<Greek sēsamoeidḗs like sesame seed. See sesame, -oid

OTHER WORDS FROM sesamoid

in·ter·ses·a·moid, adjective

Words nearby sesamoid

servo system, servqual, sesame, sesame oil, “Sesame Street”, sesamoid, sesh, Sesostris I, Sesotho, sesqui-, sesquialtera

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use sesamoid in a sentence

The patella, according to Strangeways, may be considered a sesamoid bone.
Lameness of the Horse|John Victor Lacroix
At the Fetlock numerous branches to the metacarpo-phalangeal articulation, the sesamoid sheath, and the tendons.
Diseases of the Horse's Foot|Harry Caulton Reeks
At the level of the sesamoid bones it divides, as does the internal nerve, into three main branches—the digital nerves.
Diseases of the Horse's Foot|Harry Caulton Reeks
The inhibitory apparatus of the fetlock joint is materially reinforced by the proximal sesamoid bones.
Lameness of the Horse|John Victor Lacroix

While it is possible for one sesamoid bone to become involved without its fellow being affected, this is not usual.
Lameness of the Horse|John Victor Lacroix

British Dictionary definitions for sesamoid

sesamoid

/ (ˈsɛsəˌmɔɪd) /

adjective anatomy

of or relating to various small bones formed in tendons, such as the patella

of or relating to any of various small cartilages, esp those of the nose

Word Origin for sesamoid

C17: from Latin sēsamoīdēs like sesame (seed), from Greek

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012