LEMNOS, (anc. geog.) a noble island in the Ægean sea, near Thrace, called Dipolis, from its consisting of two towns, into the forum of which mount Athos casts its shadow at the solstice, (Pliny); in compass 112 miles. An island sacred to Vulcan, (Val. Flaccus.) Famous for its astringent earth, used for consolidating wounds.