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

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, 8 June 2020 Is there some primordial reason for this strict reproductive dichotomy between egg laying (oviparity) and live birth (viviparity)? Quanta Magazine, 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

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The first known use of viviparity was in 1864

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Cite this Entry

“Viviparity.” Dictionary, Merriam-Webster, Accessed 18 Jun. 2021.

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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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