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[vahy-vip-er-uh s, vi-] /vaɪˈvɪp ər əs, vɪ-/
Zoology. bringing forth living young rather than eggs, as most mammals and some reptiles and fishes.
Botany. producing seeds that germinate on the plant.
Origin of viviparous
First recorded in 1640-50, viviparous is from the Latin word vīviparus bringing forth living young. See vivi-, -parous
Related forms
viviparism, noun
[viv-uh-par-i-tee, vahy-vuh-] /ˌvɪv əˈpær ɪ ti, ˌvaɪ və-/ (Show IPA),
viviparousness, noun
viviparously, adverb
nonviviparity, noun
nonviviparous, adjective
nonviviparously, adverb
nonviviparousness, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for viviparous
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British Dictionary definitions for viviparous


(of animals) producing offspring that as embryos develop within and derive nourishment from the body of the female parent Compare oviparous, ovoviviparous
(of plants) producing bulbils or young plants instead of flowers
(of seeds) germinating before separating from the parent plant
Derived Forms
viviparity (ˌvɪvɪˈpærɪtɪ), vivipary, viviparism, viviparousness, noun
viviparously, adverb
Word Origin
C17: from Latin vīviparus, from vīvus alive + parere to bring forth
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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Word Origin and History for viviparous

1640s, from Late Latin viviparus "bringing forth alive," from Latin vivus "alive, living" + parere "bring forth, bear" (see pare).

Online Etymology Dictionary, © 2010 Douglas Harper
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viviparous in Medicine

viviparous vi·vip·a·rous (vī-vĭp'ər-əs, vĭ-)
Giving birth to living offspring that develop within the mother's body as for most mammals.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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viviparous in Science
Giving birth to living young that develop within the mother's body rather than hatching from eggs. All mammals except the monotremes are viviparous. Compare oviparous, ovoviviparous.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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