gypsum

English dictionary entry

Meanings

noun
  1. A mineral consisting of hydrated calcium sulphate. When calcinated, it forms plaster of Paris.

Pronunciation

/ˈd͡ʒɪp.səm/ LL-Q1860 (eng)-Vealhurl-gypsum.wav

Word forms

gypsum gypsums gypsa gypse

Etymology

From Latin gypsum, from Ancient Greek γύψος (gúpsos). Doublet of gesso.

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