Manu´brium Ster´ni, n. (Literally “handle.”) Process of breast-bone on front border at root of keel.
Man´us, n. Hand; all of the wing, excepting the feathers, which lies beyond the wrist; the metacarpus and digits, with associate soft parts. It corresponds with pes.
Mar´bling, n. Fine spotting and streaking intermixed; variegation like marble. The markings are more distinct than in clouding or nebulation.
Mar´ginal Fringe, n. See Loma. (135.)
Mar´go, n. Margin. Margo mentalis, inner boundary of the forks of the mandible. Margo malaris, boundary of the base of the mala.
Marsu´pium, n. Vascular, erectile, membranous organ in the back chamber of the eye of birds, supposed to aid in accommodation of vision. Also called pecten.
Masse´ter, n. One of the muscles that effect mastication.
Mas´tax, n. “Side of the forepart of head, adjacent to the base of the bill.” (37.) (Little used, and undistinguished from lore.)
Mas´toid, a. Name of a process of the temporal bone.
Ma´trix, n. Mould. Tissue or organ containing something and determining its form or other condition.