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superfetation |
2 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Superfetation \Su`per*fe*ta"tion\, n. [Cf. F. superf['e]tation.] (Physiol.) The formation of a fetus at the result of an impregnation occurring after another impregnation but before the birth of the offspring produced by it This is possible only when there is a double uterus, or where menstruation persists up to the time of the second impregnation. In then became a superfetation upon and not an ingredient in the national character. --Coleridge. From WordNet r 1.6 [wn]: superfetation n : fertilization of a second ovum after a pregnancy has begun; results in two fetuses of different ages in the uterus at the same time; "superfetation is normal in some animal species"
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