dizygotic

American  

[dahy-zahy-got-ik] / ˌdaɪ zaɪˈgɒt ɪk /

Also dizygous

adjective

1. developed from two fertilized ova, as fraternal twins.

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dizygotic Scientific  

/ dī′zī-gŏt′ĭk /

1. Derived from two separately fertilized eggs. Used especially of fraternal twins.

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Other Word Forms

• dizygosity noun

Etymology

Origin of dizygotic

First recorded in 1925–30; di- ¹ + zygotic

Example Sentences

This meant the vast majority of the increase in twinning rates was due to high numbers of dizygotic or non-identical twins - twins born from separate eggs.

From Reuters

"The twinning rate in Africa is so high because of the high number of dizygotic twins - twins born from two separate eggs - born there," he said.

From BBC

Non-identical, or dizygotic, twins occur when two separate eggs are fertilised, each by a different sperm, and develop in the womb at the same time.

From BBC

However, monozygotic and dizygotic adult twins have equally similar microbiota, suggesting environment rather than genetics may drive familial similarities.

From Nature

“Monozygotic is what people mean,” Boklage continued, insisting on the terms “monozygotic” and “dizygotic” when referring to twins.

From Scientific American