Sesamoid
adj, noun ·Rare ·Advanced level
Definitions
- 1 A sesamoid bone or sesamoid cartilage.
"There are also at least two examples of more complex ectopic digits. The first is in the aye-aye, a Madagascan lemur, which has a distinct pseudothumb on its forelimb consisting of a bony part that is an expanded radial sesamoid and a dense cartilaginous extension (Hartstone-Rose et al., 2019)."
- 2 any of several small round bones formed in a tendon where it passes over a joint wordnet
- 1 Resembling a sesame seed in size or shape.
- 2 Of or relating to a sesamoid bone.
Example
More examples"There are also at least two examples of more complex ectopic digits. The first is in the aye-aye, a Madagascan lemur, which has a distinct pseudothumb on its forelimb consisting of a bony part that is an expanded radial sesamoid and a dense cartilaginous extension (Hartstone-Rose et al., 2019)."
Etymology
From sesame + -oid.
Related phrases
More for "sesamoid"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.