from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An organism, often a bacterium or fungus, that feeds on and breaks down dead plant or animal matter, thus making organic nutrients available to the ecosystem.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any organism that feeds off decomposing organic material, especially bacterium or fungi.
from The Century Dictionary and Cyclopedia
- n. That which decomposes.
Sorry, no etymologies found.