Dictionary.com

abnormal

[ ab-nawr-muhl ]
/ æbˈnɔr məl /
Save This Word!
See synonyms for: abnormal / abnormally on Thesaurus.com

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.
QUIZ
CAN YOU ANSWER THESE COMMON GRAMMAR DEBATES?
There are grammar debates that never die; and the ones highlighted in the questions in this quiz are sure to rile everyone up once again. Do you know how to answer the questions that cause some of the greatest grammar debates?
Question 1 of 7
Which sentence is correct?

Origin of abnormal

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

synonym study for abnormal

1. See irregular.

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. 2023

How to use abnormal in a sentence

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
FEEDBACK