from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A corrosive, colorless suffocating gas, HI, used to manufacture hydriodic acid.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. a colourless gas with molecular formula HI, having a suffocating smell; it forms hydriodic acid when dissolved in water
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a colorless gas that yields hydroiodic acid in aqueous solution
Sorry, no etymologies found.