from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A slightly hygroscopic, white crystalline compound, NH4Cl, used in dry cells, as a soldering flux, and as an expectorant. Also called sal ammoniac.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A water-soluble salt of ammonia and hydrochloric acid, having the formula NH4Cl.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a white salt used in dry cells
Sorry, no etymologies found.