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.
- zinc green,
- zinc ointment,
- zinc oxide,
- zinc phosphide,
- zinc stearate,
- zinc sulfide,
- zinc sulphate,
- zinc white,
Origin of zinc sulfate
First recorded in 1850–55
Also called white vitriol, zinc vitriol.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
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.