meaning of gypsum
1. A mineral consisting of the hydrous sulphate of lime (calcium). When calcined, it forms plaster of Paris. Selenite is a transparent, crystalline variety; alabaster, a fine, white, massive variety.
2. a common white or colorless mineral hydrated calcium sulphate used to make cements and plasters especially plaster of Paris
Related Words
gypsum | gypsum board |
