Definition of "viviparity" []

• The condition of being viviparous (noun)

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• "The case of flowering plants stands by itself, for although they illustrate a kind of viviparity, the seed being embryos, an individual plant may have a large number of flowers and therefore a huge family."
• "They might have evolved viviparity, but I personally favour the idea that they were still oviparous and that females laid eggs in terrestrial nests."
• "As is seen in other squamate groups that have invaded cool, elevated places, toad-heads have evolved viviparity: this is present in just six Chinese species."