abnormality

noun

ab·​nor·​mal·​i·​ty ˌab-nər-ˈma-lə-tē How to pronounce abnormality (audio)
-(ˌ)nȯr-
plural abnormalities
Synonyms of abnormalitynext
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.
According to the National Institutes of Health's Genetic and Rare Diseases Information Center, Schwartz-Jampel syndrome is a condition where the muscles permanently stiffen and a person has bone abnormalities called chondrodysplasia, both of which can worsen over time. ABC News, 12 May 2026 As part of that effort, the railroad has installed inspection portals that scan the trains and take pictures to help spot any abnormalities that would suggest contraband or immigrants aboard the train. CBS News, 11 May 2026 Rao warned that cold plunging is not advisable for people with cardiovascular disease — especially those with heart rhythm abnormalities — because sudden cold exposure can place serious stress on the body. Hanna Wickes, Charlotte Observer, 8 May 2026 Before the crash, there were no abnormalities in radio communications and control commands, or any reports of dangerous weather in the airspace of the plane or along its route, according to the CAAC. Helen Regan, CNN Money, 4 May 2026 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 14 May. 2026.

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

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