Phys. Obs. [ad. Fr. adjutoire (the upper bone of the arme toward the shoulder; so called by some anatomists. Cotgr., 1611), ad. L. adjūtōrium.] Properly the humerus, but applied also to the ulna. See ADJUTORIUM, ADJUTORY.
1541. R. Copland, Guydons Quest. Cyrurg. Ye fyrste parte of the great hande that is named vlna or adiutor.