First Known Use: 1817
Dictionary
1abnormal
adjective ab·nor·mal \(ˌ)ab-ˈnȯr-məl, əb-\
: different from what is normal or average : unusual especially in a way that causes problems
Full Definition of ABNORMAL
: deviating from the normal or average : unusual, exceptional <abnormal behavior>
— ab·nor·mal·ly \-mə-lē\ adverb
See abnormal defined for English-language learners
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Origin of ABNORMAL
alteration of French anormal, from Medieval Latin anormalis, from Latin a- + Late Latin normalis normal
Related to ABNORMAL
- Synonyms
- aberrant, aberrated, exceptional, anomalous, atypical, especial, exceeding, extraordinaire, extraordinary, freak, odd, peculiar, phenomenal, preternatural, rare, singular, uncommon, uncustomary, unique, unusual, unwonted
- Antonyms
- common, customary, normal, ordinary, typical, unexceptional, unextraordinary, usual
2abnormal
noun
Definition of ABNORMAL
: an abnormal person
First Known Use of ABNORMAL
1857
ABNORMAL Defined for Kids
abnormal
adjective ab·nor·mal \ab-ˈnȯr-məl\
Definition of ABNORMAL for Kids
: differing from the normal usually in a noticeable way <an abnormal growth>
— ab·nor·mal·ly adverb <abnormally small>
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