as in snake
a limbless reptile with a long body
a viper sliding silently through the field
Synonyms & Similar Words
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Example Sentences
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Recent Examples of viper
Of the thirty-six snakes tested for striking speed at VenomWorld in Paris, only the blunt-nosed viper lost a fang.
—
Rosa Lyster, Harpers Magazine, 30 Dec. 2025
Other shipments sent by Lin included alligator lizards, venomous green tree vipers and palm pit vipers, all protected by the Convention on International Trade in Endangered Species of Wild Fauna and Flora.
—Marc Ramirez, USA Today, 30 Dec. 2025
Now, young people are buying venomous pet vipers.
—Alexandra Banner, CNN Money, 16 Dec. 2025
Kids can build three different toys — an astronaut figure, a futuristic space dog, and a space viper jet with a seat for a minifigure to fly it.
—Rachel Trujillo, PEOPLE, 1 Dec. 2025
See All Example Sentences for viper
Rosa Lyster, Harpers Magazine, 30 Dec. 2025
Other shipments sent by Lin included alligator lizards, venomous green tree vipers and palm pit vipers, all protected by the Convention on International Trade in Endangered Species of Wild Fauna and Flora.
—Marc Ramirez, USA Today, 30 Dec. 2025
Now, young people are buying venomous pet vipers.
—Alexandra Banner, CNN Money, 16 Dec. 2025
Kids can build three different toys — an astronaut figure, a futuristic space dog, and a space viper jet with a seat for a minifigure to fly it.
—Rachel Trujillo, PEOPLE, 1 Dec. 2025
See All Example Sentences for viper
Recent Examples of Synonyms for viper
Noun
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The unlikely friends and partners have to save the city of Zootopia again by helping a snake (Ke Huy Quan) on the loose and uncovering a longtime conspiracy against reptiles.—
Brian Truitt,
USA Today,
27 Mar. 2026
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Worms and snakes change their body shape continuously to move through tight and complex spaces.—
Neetika Walter,
Interesting Engineering,
27 Mar. 2026
Noun
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And if a mother kept a piece of jasper on hand throughout her child’s infancy, they would both be protected from malign spirits of the air and from the tongue of the ancient serpent that was hell‑bent on ensnaring newborns.—
Literary Hub,
Literary Hub,
18 Mar. 2026
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At the Mayan site Chichen Itza in Mexico, people gather during the equinox to watch the sun create a shadow pattern that resembles a serpent descending a pyramid called El Castillo.—
ABC News,
ABC News,
16 Mar. 2026
Cite this Entry
“Viper.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/viper. Accessed 3 Apr. 2026.
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