SUPERFETATION

superfetation

(noun) 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”

Source: WordNet® 3.1


Etymology

Noun

superfetation (countable and uncountable, plural superfetations)

The formation of a fetus while another fetus is already present in the uterus.

An excessive accumulation; a superfluous addition.

Source: Wiktionary


Su`per*fe*ta"tion, n. Etym: [Cf. F. superfétation.] (Physiol.)

Definition: 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.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

2 April 2025

COVERT

(adjective) secret or hidden; not openly practiced or engaged in or shown or avowed; “covert actions by the CIA”; “covert funding for the rebels”


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