abnormality

noun

ab·​nor·​mal·​i·​ty ˌab-nər-ˈma-lə-tē How to pronounce abnormality (audio)
-(ˌ)nȯr-
plural abnormalities
1
: something abnormal
2
: the quality or state of being abnormal

Examples of abnormality in a Sentence

The test results showed several genetic abnormalities. There was some abnormality in his vision.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Even in midlife, women remain at risk for developing cervical abnormalities and cervical cancer, which can progress silently over many years, Goldman says. Elizabeth Yuko, Flow Space, 4 Aug. 2025 Michigan's Great Lakes don't produce tsunamis, but weather conditions can cause abnormalities in water levels and movements that can appear similar, and are known as seiches or meteotsunamis. Sarah Moore, Freep.com, 31 July 2025 Genetic testing helps identify underlying mutations or abnormalities in genes. Anna Giorgi, Verywell Health, 29 July 2025 An alert indicating an abnormality in the aircraft's pressurization system was triggered amid the descent, AP reported, citing Japan’s Ministry of Land, Infrastructure, Transport and Tourism and other authorities. Latoya Gayle, People.com, 1 July 2025 See All Example Sentences for abnormality

Word History

Etymology

abnormal entry 1 + -ity

First Known Use

1847, in the meaning defined at sense 1

Time Traveler
The first known use of abnormality was in 1847

Browse Nearby Words

Cite this Entry

“Abnormality.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/abnormality. Accessed 20 Aug. 2025.

Kids Definition

abnormality

noun
ab·​nor·​mal·​i·​ty ˌab-nər-ˈmal-ət-ē How to pronounce abnormality (audio)
-(ˌ)nȯr-
plural abnormalities
1
: the state of being abnormal
2
: something abnormal

Medical Definition

abnormality

noun
ab·​nor·​mal·​i·​ty ˌab-nər-ˈmal-ət-ē, -(ˌ)nȯr- How to pronounce abnormality (audio)
plural abnormalities
1
: the quality or state of being abnormal
2
: something abnormal
brain-wave abnormalities

More from Merriam-Webster on abnormality

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