oviparous adj.

1640s, from Late Latin viviparus "bringing forth alive," from Latin vivus "alive, living" (from PIE root *gwei- "to live") + parire "bring forth, bear" (from PIE root *pere- (1) "to produce, bring forth"). See viper.

"an egg," in a broad biological sense; "the proper product of an ovary," 1706, from Latin ōvum "egg," cognate with Greek ōon, Old Norse egg, Old English æg, from PIE *ōwyo‑, *ōyyo‑ "egg," which is perhaps a derivative of the root *awi- "bird." The proper plural is ova.