Family Group
dizygotic twin
[ dahy-zahy-got-ik twin ]
Subclass of:
Twin sibling (person)
Definitions related to twins, dizygotic (person):
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(twin, dizygotic) Either of the two offspring resulting from two separately fertilized ovums during the same pregnancy.CDISC TerminologyClinical Data Interchange Standards Consortium (CDISC), 2021
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(fraternal twin) Either of the two offspring from separately fertilized ova during the same pregnancy.NCI ThesaurusU.S. National Cancer Institute, 2021
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(fraternal twin) The scoper and player were carried in the same womb and share common biological parents but are the product of distinct egg/sperm pairs.NCI Health Level 7 VocabularyU.S. National Cancer Institute, 2018
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(dizygotic twin) Two offspring developed from two separate ova fertilized at the same time; they may be of the same or different sex, and they have different genomes.CRISP ThesaurusNational Institutes of Health, 2006
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(twins, dizygotic) Two offspring from the same PREGNANCY. They are from two OVA, fertilized at about the same time by two SPERMATOZOA. Such twins are genetically distinct and can be of different sexes.NLM Medical Subject HeadingsU.S. National Library of Medicine, 2021
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Dizygotic twin, two siblings who come from separate ova, or eggs, that are released at the same time from an ovary and are fertilized by separate sperm. The term originates from di, meaning "two," and zygote, "egg." The rate of dizygotic twinning varies considerably worldwide. For example, parts of...Encyclopedia Britannica, Inc., 2020
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