VIVIPAROUS
viviparous, live-bearing
(adjective) producing living young (not eggs)
Source: WordNet® 3.1
Etymology
Adjective
viviparous (not comparable)
(of an animal or animal species) Being born alive, as are most mammals, some reptiles, and a few fish (as opposed to being laid as an egg and subsequently hatching, as do most birds and many other species).
(of a plant or plant species) Arising from an embryo that develops from the outset (rather than from a true seed that then germinates).
Antonyms
• (of an animal): oviparous
Source: Wiktionary
Vi*vip"a*rous, a. Etym: [L. viviparus; vivus alive + parere to bear,
bring forth. Cf. Viper.] (Biol.)
Definition: Producing young in a living state, as most mammals, or as those
plants the offspring of which are produced alive, either by bulbs
instead of seeds, or by the seeds themselves germinating on the
plant, instead of falling, as they usually do; -- opposed to
oviparous. Viviparous fish. (Zoöl.) See Embiotocoid.
– Viviparous shell (Zoöl.), any one of numerous species of
operculated fresh-water gastropods belonging to Viviparus, Melantho,
and allied genera. Their young, when born, have a well-developed
spiral shell.
Source: Webster’s Unabridged Dictionary 1913 Edition