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any of several species of snakes of the genus Agkistrodon.
highland moccasin copperhead.
water moccasin Agkistrodon piscivorus, a venomous semiaquatic pit viper with an olive or brown back, found in the southern United States. Called also cottonmouth.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
1. A semiaquatic pit viper (Agkistrodon piscivorus) of lowlands and swampy regions of the southeast United States. Also called cottonmouth.
2. Any of various similar but harmless water snakes.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.