noun
gypsum
JIHP-suhm
noun
1
A soft mineral made of hydrated calcium sulphate, used to make plaster and drywall.
"Gypsum is mined and processed to make plaster of Paris."
How to Use Gypsum
Learner’s notesIn plain EnglishA soft white mineral used to make plaster and wallboard.
Common pairings
gypsum board
gypsum plaster
Word Forms
gypsums plural, gypsa plural
Study it as flashcards or scroll it in Flow — saved to your collection.
Test yourself on “gypsum”
A quick quiz — meaning, synonyms & usage
→
Fill the Gap
Can you complete this real example?
_____ is mined and processed to make plaster of Paris.
Etymology
From Latin gypsum, from Greek gypsos.