Webster's Revised Unabridged Dictionary · 1913

Sesamoid

Sesamoid , adjective

[Greek {not transcribed} like sesame; {not transcribed} sesame + e'i^dos form: compare French sésamoide.]

1.
Resembling in shape the seeds of sesame.
2.
(Anatomy) Of or pertaining to the sesamoid bones or cartilages; sesamoidal.
Collocations (1)
Sesamoid bones or Sesamoid cartilages (Anatomy) , small bones or cartilages formed in tendons, like the patella and pisiform in man.

Sesamoid , noun

(Anatomy) A sesamoid bone or cartilage.