Medical Dictionary

water moccasin

noun water moc·ca·sin \-ˌmäk-ə-sən\

Medical Definition of WATER MOCCASIN

:  a venomous semiaquatic pit viper (Agkistrodon piscivorus) of the southern United States closely related to the copperhead—called also cottonmouth, cottonmouth moccasin

Illustration of WATER MOCCASIN

Browse

May 28, 2015
fictioneer Hear it
someone who writes fiction
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears