femur
Cross references: 1. thighbone fe.mur \'fe--m*r\ \'fem-(*-)r*\ \'thi--'bo-n, -.bo-n\ n or fe.murs or fem.o.ra [NL femor-, femur, fr. L, thigh] pl 1: the proximal bone of the hind or lower limb 2: the segment of an insect's leg that is third from the body