from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An aquatic animal, such as a clam, barnacle, or sponge, that feeds by filtering particulate organic material from water.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any aquatic animal that obtains nourishment by filtering particles of food from the water in which it lives
Sorry, no etymologies found.