from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A fish whose skeleton consists mainly of cartilage, especially a member of the class Chondrichthyes, such as a shark, skate, or ray.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Members of taxonomic class Chondrichthyes which have skeletons made of cartilage rather than bone.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. fishes in which the skeleton may be calcified but not ossified
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