from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An organism, such as a bacterium, that can live in the absence of atmospheric oxygen.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An anaerobic organism; one that does not require oxygen to sustain its metabolic processes.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. an organism (especially a bacterium) that does not require air or free oxygen to live
Sorry, no etymologies found.