noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The bone that extends from the pelvis to the knee in humans; the femur.
2. 2
   the longest and thickest bone of the human skeleton; extends from the pelvis to the knee wordnet

Synonyms

All synonyms

bonefemorisfemurfemur

Etymology

From late Middle English. Equivalent to thigh + bone.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.