Word

pit viper, n.

New World vipers with hollow fangs and a heat-sensitive pit on each side of the head
<noun.animal>

pit viper

semantic pointers

hypernym

member holonym

Crotalidae, family Crotalidae

hyponym

copperhead, Agkistrodon contortrix cottonmouth, water moccasin, cottonmouth moccasin, Agkistrodon piscivorus rattlesnake, rattler fer-de-lance, Bothrops atrops