1. atypical, untypical

not representative of a group, class, or type

Example Sentences:
'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'

Synonyms

• untypical

Also See

• abnormal
• unnatural
• uncharacteristic

2. atypical, irregular

deviating from normal expectations; somewhat odd, strange, or abnormal

Example Sentences:
'these days large families are atypical'
'atypical clinical findings'
'atypical pneumonia'
'highly irregular behavior'

Synonyms

• irregular

Similar Words

• abnormal
• unnatural