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viper

[ vahy-per ]
/ ˈvaɪ pər /
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See synonyms for: viper / viperish on Thesaurus.com

noun
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Idioms about viper

    to nourish a viper in one's bosom, to befriend a person who proves to be treacherous.

Origin of viper

First recorded in 1520–30; from Latin vīpera, variant of unattested vīvipera, noun use of feminine of unattested vīviper, later (as re-formation) vīviparus “bringing forth live young”; see vivi-, -parous

OTHER WORDS FROM viper

vi·per·ish, adjectivevi·per·ish·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use viper in a sentence

British Dictionary definitions for viper

viper
/ (ˈvaɪpə) /

noun
any venomous Old World snake of the family Viperidae, esp any of the genus Vipera (the adder and related forms), having hollow fangs in the upper jaw that are used to inject venom
any of various other snakes, such as the horned viper
a malicious or treacherous person

Derived forms of viper

viper-like, adjective

Word Origin for viper

C16: from Latin vīpera, perhaps from vīvus living + parere to bear, referring to a tradition that the viper was viviparous
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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