atypical (adj.)

  1. not representative of a group, class, or type; a group that is atypical of the target audience; a class of atypical mosses; atypical behavior is not the accepted type of response that we expect from children

    [ Syn: untypical ]

  2. deviating from normal expectations; somewhat odd, strange, or abnormal; these days large families are atypical; atypical clinical findings; atypical pneumonia; highly irregular behavior

    [ Syn: irregular ]

The dictionary is based on the WordNet Electronic Lexical Database.
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