viviparous
adjective /vɪˈvɪpərəs/
/vɪˈvɪpərəs/
(biology- (of an animal
) producing live babies from its body rather than eggs动物 compare oviparous, ovoviviparous胎生的 词源mid 17th cent.: from Latin viviparus (from vivus ‘alive’ + -parus ‘bearing’) + -ous.