atypical
adjective
- not usual
Wiktionary
Pronunciation: /eɪˈtɪp.ɪ.kəl/
adj
Etymology: Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Hellenic *ə- Ancient Greek ἀ- (a-)der. English a- English typical English atypical From a- + typical.
- Not conforming to the normal type.
“The condition also has an associated atypical development of the retina and optic nerve misrouting, resulting in significant vision issues.”
- Unusual or irregular.
noun
Etymology: Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Hellenic *ə- Ancient Greek ἀ- (a-)der. English a- English typical English atypical From a- + typical.
- An atypical antipsychotic.