from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The limbless aquatic larva of a frog or toad, having gills and a long flat tail. As the tadpole approaches the adult stage, legs and lungs develop, and the tail gradually disappears. Also called polliwog.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A young toad or frog in its larval stage of development that lives in water, has a tail and no legs, and, like a fish, breathes through gills.
from the GNU version of the Collaborative International Dictionary of English
- n. The young aquatic larva of any amphibian. In this stage it breathes by means of external or internal gills, is at first destitute of legs, and has a finlike tail. Called also polliwig, polliwog, porwiggle, or purwiggy.
- n. The hooded merganser.
from The Century Dictionary and Cyclopedia
- n. The larva of a batrachian, as a frog or toad, from the time it leaves the egg until it loses its gills and tail.
- n. The hooded merganser, Lophodytes cucullatus: doubtless so called from the apparent size of the head. See the quotation under moss-head.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a larval frog or toad
Middle English taddepol : tadde, tode, toad; see toad + pol, head; see poll.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Middle English, tad ("toad") and poll ("head"). (Wiktionary)