(anatomy) Any of the V-shaped subvertebral arches which enclose the caudal blood vessels in some animals.

osseous tissue

plural of quadrate bone

(anatomy) A bone between the base of the lower jaw and the skull in most vertebrates other than mammals. In reptiles and birds it articulates the lower jaw with the skull; in mammals it is represented by the incus.

(anatomy) A bone of the skull which encloses part of the tympanum and supports the tympanic membrane.

plural of bone ash

(medicine) A deposit of bony matter in the soft tissues, produced by pressure or exertion.

plural of exercise bone

(medicine) A bony deposit in the muscles of the upper and inner part of the thigh, due to the pressure and irritation caused by the saddle in riding.

A preparation containing carbonized bone, used as a pigment and a filtering medium.