falciform sesamoid bone
/ˈfalsɪfˌɔːm ˈsɛsɐmˌɔɪd ˈbəʊn/
n
English · falciform sesamoid bone中文 · 镰状籽骨Español · hueso falciforme sesamoideoFrançais · os sésamoïde falciforme
意味：Small curved bone located near the thumb reinforcing the paw and forming a cutting inner edge.