gypsum

Meanings

Plural: gypsa, gypsums

Noun

a common white or colorless mineral (hydrated calcium sulphate) used to make cements and plasters (especially plaster of Paris)
A mineral consisting of hydrated calcium sulphate. When calcinated, it forms plaster of Paris.

Origin / Etymology

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

Synonyms

plaster-stone

Scrabble Score: 14

gypsum is a valid Scrabble (US) TWL word
gypsum is a valid Scrabble Word in Merriam-Webster MW Dictionary
gypsum is a valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 17

gypsum is a valid Words With Friends word