from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A poisonous, white, translucent crystalline compound, H3AsO4, used to manufacture arsenates.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A poisonous, white crystalline compound, H3AsO4, formed from arsenic pentoxide and water; it has the same structure as phosphoric acid, and is used in the manufacture of arsenates.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. an acid formed from arsenic pentoxide
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