gypsum
US /ˈdʒɪp.səm/
UK /ˈdʒɪp.səm/
1.
gesso
a soft white or gray mineral consisting of hydrated calcium sulfate. It occurs as alabaster or selenite and is used to make plaster of Paris and fertilizers.
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The walls were plastered with gypsum.
As paredes foram rebocadas com gesso.
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Farmers use gypsum to improve soil quality.
Os agricultores usam gesso para melhorar a qualidade do solo.