aberrant

/əˈbɛrənt/
adjective
  1. Different from what is normal, expected, or correct; unusual or unacceptable.
    • The biologist studied the aberrant cells under a microscope to understand the disease.
    • The weather this summer has been aberrant, with record-breaking heat and droughts.
    • His aberrant behavior at the party made everyone uncomfortable.
What does "aberrant" mean? | whatsthatwordmean | whatsthatwordmean