a white, crystalline, water-soluble solid, Na2SO4, used chiefly in the manufacture of dyes, soaps, detergents, glass, and ceramic glazes.
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Origin of sodium sulfate
First recorded in 1880–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Medicine definitions for sodium sulfate
A white crystalline compound used as a mild natural laxative and in larger doses as a hydragogue cathartic.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.