fraternal twin
noun
one of a pair of twins, not necessarily resembling each other, or of the same sex, that develop from two separately fertilized ova.
fraternal twins
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pluralof fraternal twin.plural
The grammatical form denoting more than one person, place, thing, or idea.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The research followed about 880 people, including both identical and fraternal twins.
From Science Daily ● May 6, 2026
At 26, Carpenter is precisely half of Miss Piggy’s age, and yet they could be fraternal twins.
From Salon ● Feb. 28, 2026
Caitlin and Grace were in different amniotic sacs in the womb, so their parents believed they were fraternal twins.
From BBC ● Feb. 24, 2026
Both identical and fraternal twins develop in the same womb and are usually raised in similar circumstances in the same household.
From Los Angeles Times ● Dec. 11, 2025
“Do you know the likelihood of having two sets of fraternal twins, Tuti? One in three thousand. One. In three thousand.”
From "The Epic Fail of Arturo Zamora" by Pablo Cartaya
