from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Capable of being decomposed by biological agents, especially bacteria: a biodegradable detergent.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Capable of being decomposed by biological activity, especially by microorganisms.
- n. Any material that can be decomposed by biological activity.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. capable of being decomposed by e.g. bacteria
bio- + degradable (Wiktionary)