a colorless, crystalline, water-soluble powder, ZnSO4⋅7H2O, used for preserving skins and wood, in the electrodeposition of zinc, in the bleaching of paper, as a mordant in calico printing, and in medicine as an astringent, styptic, and emetic.
Origin of zinc sulfate
First recorded in 1850–55
Also called white vitriol, zinc vitriol.
Definition for white vitriol (2 of 2)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for white vitriol
another name for zinc sulphate
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Science definitions for white vitriol
A colorless crystalline compound used especially in hydrated form as an emetic and astringent, as a fungicide, and in wood and skin preservatives. Chemical formula: ZnSO4.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.