Lewis & Short

4. Mēlĭnus, a, um, adj. [Melos], of or belonging to the island of Melos, Melian; subst.: Mēlĭnum, i, n., a kind of white color, Melian white: pigmentum, or simply Melinum, Plaut. Most. 1, 3, 106 Lorenz ad loc.; cf. Plin. 35, 6, 17, § 36; Vitr. 7, 7, 1: alumen, Plin. 35, 15, 52, § 188.