LE'MING, n. A species of animal belonging to the genus Mus; a kind of rat, in the north of Europe, which sometimes migrates from north to south in immense numbers.

Lemnian earth, or sphragide, from the isle of Lemnos, in the Egean sea, a kind of astringent medicinal earth, of a fatty consistence and reddish color, used in the same cases as bole. It has the external appearance of clay, with a smooth surface resembling agate, especially in recent fractures. It removes impurities like soap.