1.  virgin birth(n = noun.process) parthenogenesis, parthenogeny - human conception without fertilization by a man;
is a kind of agamogenesis, asexual reproduction

2.  virgin birth(n = noun.cognition) nativity - the theological doctrine that Jesus Christ had no human father; Christians believe that Jesus's birth fulfilled Old Testament prophecies and was attended by miracles; the Nativity is celebrated at Christmas;
is a kind of theological doctrine
is a part of christian theology

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