Definition of viviparous adjective from the Oxford Advanced Learner's Dictionary

 

viviparous

 adjective
adjective
BrE BrE//vɪˈvɪpərəs//
 
; NAmE NAmE//vɪˈvɪpərəs//
 
(biology)
 
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(of an animal) producing live babies from its body rather than eggs compare oviparous, ovoviviparous Word Origin mid 17th cent.: from Latin viviparus (from vivus ‘alive’ + -parus ‘bearing’) + -ous.
See the Oxford Advanced American Dictionary entry: viviparous