Moonfish, s. Moonfish is so called, because the tail fin is shaped like a half moon.

Moor, s. A marsh, a fen, a bog, a tract of low and watery ground; a negro.

Moorcock, s. The male of the moorhen.

Moorhen, s. A fowl that feeds in the fens, without web feet.

Moose, s. A large American deer. They were formerly found in Ireland, and their gigantic remains are frequently discovered in the bogs and morasses.

Mop, s. Pieces of cloth, or locks of wool, fixed to a long handle, to clean floors, carriages, &c. &c.

Morass, s. Fen, bog, moor.

Morbid, a. Diseased, in a state contrary to health.

Morbidness, s. State of being diseased.

Mordant, a. Biting, pungent, acrid.