identical twin

American  

noun

1. one of a pair of twins who develop from a single fertilized ovum and therefore have the same genotype, are of the same sex, and usually resemble each other closely.

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Etymology

Origin of identical twin

First recorded in 1885–90

Example Sentences

It might be granted that a reactionary is not a conservative’s identical twin — but he is a sibling living under the same roof.

From Salon

The restaurant initially mistook Paul for his identical twin "coming back for seconds" and denied him any food.

From BBC

She said the room included her identical twin sister who was one of several Writers Guild Canada writers enlisted to work on the show.

From Los Angeles Times

She has come to visit her identical twin sister Jane, who was 66 when she was the last of Bird's victims.

From BBC

Iwai, who played alongside her identical twin sister, Chisato, on Saturday, curved a last-chance shot from behind a tree to try and cut into the lead to set up her birdie putt.

From Los Angeles Times

Related Words

• Siamese twin
• fraternal twin