Definition of abnormal
- a person with abnormal [=exceptional] strength
- abnormal powers of concentration
- abnormal behavior
- abnormal test results
abnormallyplay \-mə-lē\ adverb
- behaving abnormally
The results of the blood test were abnormal.
a completely abnormal school day, because half of the kids were out sick
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'abnormal.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use: 1817See Words from the same year
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having a quality expressive of sadness
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