Ma'lar. Pertaining to the cheek.

Malle'olus. The ankle. Resembles a hammer.

Manu'brium. A handle, upper part of the sternum.

Mas'sage (mas'sahzh). Manipulation of the soft tissues of the body.

Masse'ter. A muscle which assists in chewing.

Mas'seuse. A woman who practises massage.

Mastoid. Nipple-like.

Maxil'lary. Pertaining to the jaw.

Medul'la. Marrow.

Medul'la oblonga'ta. Enlarged portion of the spinal cord, within the cranium.

Mes'entery. A reflexion of the peritoneum.

Metacar'pus. The part of the hand between the wrist and the fingers.

Metatar'sus. The part of the foot between the tarsus and the toes.

Multifi'dus spi'nae.

Mass of muscles lying obliquely in the vertebral groove Neurilem'ma. Nerve-sheath.

Nu'chae. Nape of the neck.

Oc'ciput. Back of skull.

Odon'toid. Tooth-like.

OEde'ma. Effusion of serum into areolar tissue.

OEsoph'agus. The gullet.

Olec'ranon. Process on head of ulna.

Omen'tum. Fold of peritoneum.

Orbic'ular. Circular.

Os, pi. Ora. A mouth.

Os, pl. Ossa. A bone.

Osmo'sis. Diffusion of liquids through membrane.

Ox'ygen. A colourless gas forming part of air, water, etc., and supporting life.