Definition of superfetation
: a progressive accumulation or accretion reaching an excessive degree
Origin of superfetation
Medieval Latin superfetation-, superfetatio, from Latin superfetare to conceive while already pregnant, from super- + fetare to bear young, from fetus newly delivered — more at fetus
First Known Use: 1642
Medical Definition of superfetation
: successive fertilization of two or more ova of different ovulations resulting in the presence of embryos of unlike ages in the same uterus
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Medical Dictionary: Definition of "superfetation"
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