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gypsum

DEFINITIONS OF: gypsum

1

n a common white or colorless mineral (hydrated calcium sulphate) used to make cements and plasters (especially plaster of Paris)

Types:
alabaster
a compact fine-textured, usually white gypsum used for carving
gesso
gypsum or plaster of Paris spread on a surface to make it suitable for painting or gilding (or a surface so prepared)
terra alba
finely pulverized gypsum used especially as a pigment
Type of:
mineral
solid homogeneous inorganic substances occurring in nature having a definite chemical composition
calcium sulfate, calcium sulphate
a white salt (CaSO4)
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