单词 | dizygotic |
释义 | dizygoticadj. Biology. Of twins: derived from two separate ova (and therefore not identical). ΘΚΠ the world > life > biology > biological processes > procreation or reproduction > reproductive substances or cells > [adjective] > zygote or syngamete > monozygosity, etc. binovular1900 uniovular1904 heterozygotic1911 monozygotic1916 one-egg1921 homozygotic1927 dizygotic1930 monozygous1931 monovular1932 dizygous1940 monozygote1955 two-egg1959 society > society and the community > kinship or relationship > kinsman or relation > child > relationship to parent > [adjective] > twin > non-identical non-identical1855 dizygotic1930 1930 Nature 15 Nov. 766 Dizygotic twins are..on the whole inferior to their brothers and sisters in the physical measurements, but this is certainly not the case with monozygotic twins. 1952 New Biol. 12 27 Ordinary fraternal or dizygotic twins are due to the independent fertilization of two separate ova and may be of the same or of different sex. 1966 Lancet 24 Dec. 1401/2 The frequency of monozygotic twins ranges from 1·9 to 6·9 per 1000 births, but of dizygotic twins from 2·7 to 32·2 per 1000. This entry has not yet been fully updated (first published 1933; most recently modified version published online June 2018). < |
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