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gypsine | gypsography | gypsophila | gypsophila paniculata | gypsoplast | gypsum | gypsum board | gypsy | gypsy cab | gypsy dancing | gypsy moth

gypsum

RELATED WORD :


 : 
Noun
 : 
gyp=sum

CIDE DICTIONARY

gypsumn. [L. gypsum, Gr. gy`psos; cf. Ar. jibs plaster, mortar, Per. jabs lime.].
     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.  [1913 Webster]

OXFORD DICTIONARY

gypsum, n. a hydrated form of calcium sulphate occurring naturally and used to make plaster of Paris and in the building industry.

Derivative
gypseous adj. gypsiferous adj.
Etymology
L f. Gk gupsos

For further exploring for "gypsum" in Webster Dictionary Online


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