noun \ˈkä-pər-ˌhed\

: a poisonous reddish-brown snake of the eastern and central U.S.

Full Definition of COPPERHEAD

:  a common pit viper (Agkistrodon contortrix) of the eastern and central United States usually having a copper-colored head and often a reddish-brown hourglass pattern on the body
:  a person in the northern states who sympathized with the South during the American Civil War

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First Known Use of COPPERHEAD



noun \ˈkäp-ər-ˌhed\   (Medical Dictionary)

Medical Definition of COPPERHEAD

: a pit viper (Agkistrodon contortrix) widely distributed in upland areas of the eastern and central United States that typically attains a length of three feet (0.9 meter), is coppery brown above with dark transverse blotches, and is capable of inflicting a very painful but rarely fatal bite
: a very venomous but sluggish Australian elapid snake of the genus Denisonia (D. superba)


noun    (Concise Encyclopedia)

Any of several unrelated species of snake named for their reddish head. The North American copperhead (Agkistrodon contortrix), also called the highland moccasin, is a pit viper of swampy, rocky, and wooded regions of the central and eastern U.S. It is usually less than 3 ft (1 m) long and is pinkish or reddish with a copper-coloured head and reddish brown, often hourglass-shaped crossbands on its back. Its venom is relatively weak, and a bite is rarely fatal to humans. The Australian copperhead is an elapid, and the Indian copperhead is a rat snake.


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