Definition of Superfetation

1. 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"

Generic synonyms: Fecundation, Fertilisation, Fertilization, Impregnation
Derivative terms: Superfetate

Definition of Superfetation

1. 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.

Definition of Superfetation

1. Noun. An excessive accumulation; a superfluous addition. ¹

2. Noun. The formation of a fetus while another fetus is already present in the uterus. ¹

¹ Source: wiktionary.com

Definition of Superfetation

1. [n -S]

Lexicographical Neighbors of Superfetation

superfast
superfatted
superfatting
superfecta
superfectas
superfecundations
superfecundity
superfemale
superfemales
superfeminine
superfetate
superfetated
superfetates
superfetating
superfetations
superfete
superficial
superficial epigastric vein
superficial middle cerebral vein
superficial temporal vein
superficialise
superficialised
superficialises
superficialising
superficialist
superficialists
superficialities
superficiality

Literary usage of Superfetation

Below you will find example usage of this term as found in modern and/or classical literature:

1. Biological Bulletin by Marine Biological Laboratory (Woods Hole, Mass.) (1916)
"NOTES ON Superfetation AND DEFERRED FERTILIZATION AMONG MICE. ... The phenomenon of superfetation, or the occurrence of a second conception in a mammal ..."

2. International Clinics: A Quarterly of Clinical Lectures by Henry W. Cattell, M. D. Witherspoon (1916)
"Superfetation—REPORT OF A CASE BY LEO BLOCK, MD Louisville, Kentucky A RATHER interesting and to me unique obstetrical case, which recently came under my ..."

3. The British and Foreign Medico-chirurgical Review, Or, Quarterly Journal of (1867)
"... und Superfetation. Von BS SCHULTZE. Dazu Tafel 1. Abdruck ad Jen. Zeitschrift, II. ... and Superfetation. By BS SCHULTZE. With a lithographed plate. 5. ..."

4. The Obstetric Catechism: Containing Two Thousand Three Hundred and Forty by Joseph Warrington (1853)
"amnion, chorion, chorion and amnion. Fig. 53. Superfetation. What opinions are entertained by most physiologists respecting ..."

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