Superfecundation | definition of superfecundation by Medical dictionary
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fertilization of two or more ova during the same ovulatory cycle, by separate coital acts.
superfecundation (so͞o′pər-fē′kən-dā′shən, -fĕk′ən-)
Fertilization of more than one ovum within a single menstrual cycle by separate acts of coitus, especially by different males.
superfecundation Obstetrics Fertilization of a 2nd ovum by sperm from a different act of coitus, after a first ovum has been fertilized; SF explains the rare cases in which twins have different fathers–ouch! See Higher multiples, Twin. Cf Superfetation.
superfecundation The fertilization of more than one ovum within a single menstrual cycle by separate acts of coitus, so that twins may be born with different fathers.
References in periodicals archive
Known as heteropaternal superfecundation
, it happens when a woman who produces two eggs has sex with different men and each man fertilises one egg each