Also found in: Dictionary, Thesaurus, Medical, Wikipedia.
potassium arsenite[pə′tas·ē·əm ′ärs·ən‚īt]
KH(AsO2)2 Poisonous, hygroscopic, white powder; soluble in alcohol; decomposes slowly in air; used in medicine, on mirrors, and as an analytical reagent. Also known as potassium metarsenite.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.