gypsum
/ˈd͡ʒɪp.səm/
D͡ƷꞮP · səm (2 syllables)
English
Noun Top 49,825
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Definition
A mineral consisting of hydrated calcium sulphate. When calcinated, it forms plaster of Paris.
Etymology
From Latin gypsum, from Ancient Greek γύψος (gúpsos). Doublet of gesso.
Example Sentences
- "Besides being abundant, gypsum is easily refined into a powder for plaster or formed into sheets of wallboard."
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