nonidentical

See also: non-identical

English

Etymology

From non- +‎ identical.

Adjective

nonidentical (not comparable)

1. Not identical; different in some respect.

   Antonym: identical

Noun

nonidentical (plural nonidenticals)

1. A twin other than an identical twin.
   • 1961, Harry Manuel Shulman, Juvenile Delinquency in American Society, page 330:

     Thus, it would be expected that identical twins would more frequently both be delinquent than nonidenticals, in cases in which one identical twin had been delinquent.