English dictionary
viper
/'v/aI/p/@/r/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
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venomous Old World snakes characterized by hollow venom-conducting fangs in the upper jaw
Source: WordNet 3.0
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Any one of numerous species of Old World venomous makes belonging to <i>Vipera</i>, <i>Clotho</i>, <i>Daboia</i>, and other genera of the family <i>Viperidæ</i>.
Source: webster1913