superfecundation

superfecundation
su·per·fe·cun·da·tion .sü-pər-.fek-ən-'dā-shən, -.fē-kən- n
1) successive fertilization of two or more ova from the same ovulation esp. by different sires
2) fertilization at one time of a number of ova excessive for the species

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n.
the fertilization of two or more ova of the same age by spermatozoa from different males. See superfetation.

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su·per·fe·cun·da·tion (soo″pər-fe″kən-daґshən) [super- + fecundation] fertilization of two or more oocytes during the same ovarian cycle by separate coital acts.

Medical dictionary. 2011.

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Look at other dictionaries:

  • Superfecundation — Su per*fec un*da tion, n. (Physiol.) Fertilization of two ova, at the same menstruation, by two different acts of coition. [1913 Webster] …   The Collaborative International Dictionary of English

  • superfecundation — ☆ superfecundation [so͞o΄pər fē΄kən dā′shən, so͞o΄pərfek΄əndā′shən ] n. [ SUPER + FECUNDATION] the fertilization of two ova at separate times during the same ovulation period …   English World dictionary

  • Superfecundation — Contents 1 Conception 2 Heteropaternal superfecundation 3 Use in mythology …   Wikipedia

  • superfecundation — noun Date: circa 1855 1. successive fertilization of two or more ova from the same ovulation especially by different sires 2. fertilization at one time of a number of ova excessive for the species …   New Collegiate Dictionary

  • superfecundation — /sooh peuhr fee keuhn day sheuhn, fek euhn /, n. the fertilization of two or more ova discharged at the same ovulation by successive acts of sexual intercourse. [1850 55; SUPER + FECUNDATION] * * * …   Universalium

  • superfecundation — noun the fertilisation of two or more ova by sperm from separate acts of sexual intercourse, which can lead to twins with different fathers<!? …   Wiktionary

  • superfecundation — n. fertilization of more than one ovum within the same ovulatory period …   English contemporary dictionary

  • superfecundation — [ˌsu:pəfɛk(ə)n deɪʃ(ə)n, fi:k ] noun Medicine & Zoology fertilization of a second ovum during the same oestrus cycle as a result of a second mating, leading to fetuses of the same age but different parentage …   English new terms dictionary

  • superfecundation — su·per·fecundation …   English syllables

  • superfecundation — n. the fertilization of two or more ova of the same age by spermatozoa from different males. See: superfetation …   The new mediacal dictionary

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