sesamoid bone

(redirected from Ossa sesamoidea)
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Noun1.sesamoid bone - any of several small round bones formed in a tendon where it passes over a jointsesamoid bone - any of several small round bones formed in a tendon where it passes over a joint
bone, os - rigid connective tissue that makes up the skeleton of vertebrates
kneecap, kneepan, patella - a small flat triangular bone in front of the knee that protects the knee joint