Search Result for "crotalidae": 
Wordnet 3.0

NOUN (1)

1. New World vipers: pit vipers;
[syn: Crotalidae, family Crotalidae]



WordNet (r) 3.0 (2006):

Crotalidae
    n 1: New World vipers: pit vipers [syn: Crotalidae, family
         Crotalidae]