a white, crystalline, water-soluble solid, Na2SO4, used chiefly in the manufacture of dyes, soaps, detergents, glass, and ceramic glazes.
Origin of sodium sulfate
First recorded in 1880–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
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.