vertē̆bra, ae, f. [verto], a joint.
I In gen., Cels. 8, 1, Plin. 11, 46, 106, § 255; Sen. Ep. 78, 8.—Of insects, Plin. 11, 1, 1, § 1.—
II In partic., a joint , vertebra of the spine, Cels. 8, 1.—
III In late Lat. collat. form vertē̆brum , i, n., = ἰσχίον, the hip-bone , Cael. Aur. Acut. 1, 10, 71 al.