abnormal

[ ab-nawr-muhl ]
/ æbˈnɔr məl /

adjective

not normal, average, typical, or usual; deviating from a standard: abnormal powers of concentration; an abnormal amount of snow; abnormal behavior.
extremely or excessively large: abnormal profit.

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Origin of abnormal

1850–55; ab- + normal; replacing anormal < Medieval Latin anōrmālus, variant of anōmālus anomalous influenced by Latin norma norm

OTHER WORDS FROM abnormal

ab·nor·mal·ly, adverbab·nor·mal·ness, nounsu·per·ab·nor·mal, adjectivesu·per·ab·nor·mal·ly, adverb

WORDS THAT MAY BE CONFUSED WITH abnormal

abnormal subnormal
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for abnormal

British Dictionary definitions for abnormal

abnormal
/ (æbˈnɔːməl) /

adjective

not normal; deviating from the usual or typical; extraordinary
informal odd in behaviour or appearance; strange

Derived forms of abnormal

abnormally, adverb

Word Origin for abnormal

C19: ab- 1 + normal, replacing earlier anormal from Medieval Latin anormalus, a blend of Late Latin anōmalus anomalous + Latin abnormis departing from a rule
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012