from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Highly absorbent carbon obtained by heating granulated charcoal to exhaust contained gases, resulting in a highly porous form with a very large surface area. It is used primarily for purifying gases by adsorption, solvent recovery, or deodorization and as an antidote to certain poisons. Also called activated carbon.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. activated carbon
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. powdered or granular carbon used for purifying by adsorption; given orally (as a slurry) it is an antidote for some kinds of poisons
Sorry, no etymologies found.