vi·​vi·​par·​i·​ty | \ ˌvī-və-ˈper-ə-tē How to pronounce viviparity (audio) , -ˈpa-rə-, ˌvi- \

Definition of viviparity

: the quality or state of being viviparous

Examples of viviparity in a Sentence

Recent Examples on the Web Live birth, also known as viviparity, is common throughout the animal world, and not just among mammals. Jake Buehler, National Geographic, "This frog’s babies erupt out of its back—and other surprising ways animals give birth," 8 June 2020 Is there some primordial reason for this strict reproductive dichotomy between egg laying (oviparity) and live birth (viviparity)? Quanta Magazine, "Egg Laying or Live Birth: How Evolution Chooses," 18 May 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'viviparity.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of viviparity

1864, in the meaning defined above

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Time Traveler for viviparity

Time Traveler

The first known use of viviparity was in 1864

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Statistics for viviparity

Last Updated

21 Jun 2020

Cite this Entry

“Viviparity.” Dictionary, Merriam-Webster, Accessed 8 Jul. 2020.

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More Definitions for viviparity


vi·​vi·​par·​i·​ty | \ ˌvī-və-ˈpar-ət-ē How to pronounce viviparity (audio) , ˌviv-ə- How to pronounce viviparity (audio) \
plural viviparities

Medical Definition of viviparity

: the quality or state of being viviparous

More from Merriam-Webster on viviparity Encyclopedia article about viviparity

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