monozygous twin


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Noun1.monozygous twin - either of two twins developed from the same fertilized ovum (having the same genetic material)monozygous twin - either of two twins developed from the same fertilized ovum (having the same genetic material)
conjoined twin, Siamese twin - one of a pair of identical twins born with their bodies joined at some point
twin - either of two offspring born at the same time from the same pregnancy
References in periodicals archive ?
Acute polyhydramnios--a complication of monozygous twin pregnancy.
Beischer, "Acute polyhydramnios--a complication of monozygous twin pregnancy," British Journal of Obstetrics and Gynaecology, vol.
Monozygous twins are more genetically similar and are sometimes said to be "identical," while dizygous twins are called "fraternal." Researchers interviewed the twins on the phone with a standardized questionnaire.