Category:Malleus

Mal"le*us, n.; pl. Mallei. Etym: [L., hammer. See Mall a beetle.]

1. (Anat.)

Defn: The outermost of the three small auditory bones, ossicles; the hammer. It is attached to the tympanic membrane by a long process, the handle or manubrium. See Illust. of Far.

2. (Zoöl.)

Defn: One of the hard lateral pieces of the mastax of Rotifera. See Mastax.

3. (Zoöl.)

Defn: A genus of bivalve shells; the hammer shell.