gypseous

[jip-see-uh s]
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adjective

of or relating to gypsum.

Origin of gypseous

From the Late Latin word gypseus, dating back to 1655–65. See gypsum, -eous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for gypseous

Historical Examples of gypseous