tibia Definition

tibia
noun tibias, tibiae

1a. anatomy.
In the human skeleton: the inner and usually larger of the two bones between the knee and ankle; the shinbone;
1b. anatomy.
The corresponding bone in other vertebrates.
2. entomol.
The fourth joint of an insect's leg. Compare fibula.

Derivative: tibial
adj

Etymology: 18c: Latin, meaning ‘shinbone'.