aberrant
Definitions
Departing from an accepted standard or normal type.
Diverging from the normal or typical course, especially in a biological or behavioral context.
Examples
The scientist was puzzled by the aberrant behavior of the cells under the microscope.
His aberrant decision to quit his job without a backup plan shocked his entire family.
The software produced an aberrant result that deviated significantly from the expected data set.
Synonyms
abnormal deviant anomalous irregular atypical peculiar unconventional
Antonyms
normal standard typical regular conventional natural ordinary