identical twin


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.

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

Origin of identical twin

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