/kal"euh muyn', -min/ , n.
1. a pink, water-insoluble powder consisting of zinc oxide and about 0.5 percent ferric oxide, used in ointments, lotions, or the like, for the treatment of inflammatory conditions of the skin.
2. Mineral. hemimorphite.
3. Chiefly Brit. smithsonite (def. 1).
[ 1595-1605; calamina, unexplained alter. of L cadmia CADMIUM; see -INE 1 ]