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Word of the Day Tuesday, June 9, 2026

gypsum

/ˈdʒaɪpsəm/ noun · British & US
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What does gypsum mean?

noun

A soft white or colourless mineral, hydrous calcium sulphate, used in plastering and as a fertilizer. It is often found in evaporite deposits and can be used as a building material.

Example

"The ancient Egyptians used gypsum to create elaborate tomb decorations."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for gypsum

Rhymes with gypsum

Etymologically related