plural femurs also femora /ˈfɛmərə/ plural femurs also femora /ˈfɛmərə/ Learner's definition of FEMUR
[count] medical
: the long bone in the upper part of the leg股骨 — called also thighbone
— see picture at human — femoral
/ˈfɛmərəl/ adjective, always used before a noun