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identical twin

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noun

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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RELATED WORDS

likeness, reciprocal, double, clone, look-alike, corollary, companion, counterpart, duplicate, mate, ringer, coordinate, doppelganger, match

Nearby words

  1. identi-kit,
  2. identic,
  3. identical,
  4. identical proposition,
  5. identical rhyme,
  6. identical twins,
  7. identically,
  8. identifiable,
  9. identification,
  10. identification bracelet
Compare fraternal twin.

Origin of identical twin

First recorded in 1885–90
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019