the world > life > the body > structural parts > bone or bones > parts of bones > [noun] > slender part (3)
Anatomy. A narrow or constricted part of a bone (usually adjacent to its head or other expanded part); esp. the part of the femur connecting the…
Anatomy and Zoology. Originally: †a segment of a finger or toe located between two joints or ending in a joint; (also) any of the individual bones…
A segment of a limb, antenna, nerve, stem, etc., located between two joints or nodes; = internode, n.