Superfetate(v. i.) To conceive after a prior conception, but before the birth of the offspring.
Superfetation(n.) 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.
Superfete(v. i.) To superfetate.
Superfete(v. t.) To conceive (another fetus) after a former conception.

Words within superfetation