Viperidae

noun plural

Vi·per·i·dae | \ vī-ˈper-ə-ˌdē

How to pronounce Viperidae (audio)

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Medical Definition of Viperidae

: a widely distributed family comprising heavy-bodied venomous snakes that include Old World snakes (subfamily Viperinae) and the pit vipers (subfamily Crotalinae) and that are characterized by large tubular venom-conducting fangs erected by rotation of the movable premaxillae — compare crotalidae

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appealing forcibly to the mind or reason

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