a white, deliquescent, water-soluble solid, KOH, usually in the form of lumps, sticks, or pellets, that upon solution in water generates heat: used chiefly in the manufacture of soap, as a laboratory reagent, and as a caustic.
- potassium feldspar,
- potassium ferricyanide,
- potassium ferrocyanide,
- potassium fluoride,
- potassium hydrogen tartrate,
- potassium iodide,
- potassium monophosphate,
- potassium myronate,
- potassium nitrate,
- potassium oxalate
Origin of potassium hydroxide
First recorded in 1880–85
Also called caustic potash, potassium hydrate.
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A caustic white solid used as a bleach and in the manufacture of soaps, dyes, and many potassium compounds.potash
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
A white, corrosive, solid compound used in bleaches and to make soaps and detergents. It is deliquescent, soluble in water and very soluble in alcohol. In solution, it forms lye. Chemical formula: KOH.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.