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Synonyms

abnormality

American  
[ab-nawr-mal-i-tee] / ˌæb nɔrˈmæl ɪ ti /

noun

plural

abnormalities
  1. an abnormal condition, state, or quality; irregularity; deviation.

    Synonyms:
    idiosyncrasy, oddity, peculiarity, aberration, anomaly
  2. an abnormal thing or event.


abnormality British  
/ ˌæbnɔːˈmælɪtɪ /

noun

  1. an abnormal feature, event, etc

  2. a physical malformation; deformity

  3. deviation from the typical or usual; irregularity

"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

Etymology

Origin of abnormality

First recorded in 1850–55; abnormal + -ity

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The Huskies, the defending national champions with a strong recruiting pipeline and unmatched success during Auriemma’s tenure, are somewhat of an abnormality to the changing of the guard in the NCAA.

From Los Angeles Times • Apr. 3, 2026

It will facilitate the development of bespoke therapies that target a specific problem, such as a genetic abnormality, that causes severely debilitating or life-threatening diseases.

From The Wall Street Journal • Feb. 23, 2026

“There is an abnormality with this trial and how the competitor product has done, it’s neither in their label or their own trials.”

From MarketWatch • Feb. 23, 2026

Whether that contributed to a chronic back condition is hard to say; one doctor called it an abnormality from birth.

From Los Angeles Times • Mar. 23, 2025

There’s no magic about her that I can see, or any abnormality.

From "Cat's Eye" by Margaret Atwood