, -las. | 1. | Anatomy. the outer and thinner of the two bones of the human leg, extending from the knee to the ankle. |
| 2. | Zoology. a corresponding bone, often rudimentary or ankylosed with the tibia, of the leg or hind limb of an animal. |
| 3. | a clasp or brooch, often ornamented, used by the ancient Greeks and Romans. |
fibula fib·u·la (fĭb'yə-lə)
n. pl. fib·u·las or fib·u·lae (-lē')
The outer, narrower, and smaller of the two bones of the human lower leg, extending from the knee to the ankle, and articulating with the tibia above and the tibia and talus below. Also called calf bone.