irregularity
Americannoun
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irregularities
plural
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the quality or state of being irregular.
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something irregular.
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a breach of rules, customs, etiquette, morality, etc.
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occasional mild constipation.
noun
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the state or quality of being irregular
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something irregular, such as a bump in a smooth surface
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a breach of a convention or normal procedure
Other Word Forms
Noun Inflected Forms
Etymology
Origin of irregularity
1275–1325; Middle English irregularite < Old French < Medieval Latin irrēgulāritās. See ir- 2, regularity ( def. )
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.
See Examples For:
The work also may help explain why irregularity is so common in natural systems, including neural, biological and ecological networks.
From Science Daily ● Sep. 19, 2026
"The evidence as it stands points towards there being no communication. Once the court accepts that, there's no irregularity in this situation, let alone a fundamental irregularity that goes to the root of the trial."
From BBC ● Aug. 19, 2026
A "fundamental irregularity" also took place while the jury was sequestered that "fatally undermined the integrity of the verdicts", he argued, without giving further details.
From Barron's ● Aug. 17, 2026
Here, the very irregularity of the interior environment, including the concrete surfaces — richer and more textured than I expected — heightened my alertness.
From Los Angeles Times ● Apr. 22, 2026
The variations in its colouring, however they were to be explained, were certainly not due to any surface irregularity.
From "The Invention of Science" by David Wootton
"The elections to the 26th Knesset were conducted properly. If any irregularities exist, they are currently under review," he said.
From Barron's ● Nov. 1, 2026
In their previous investigation of semaglutide and tirzepatide, researchers identified online reports of menstrual irregularities.
From Science Daily ● Oct. 22, 2026
Treasury as a preventive measure after detecting “risky financial transactions and irregularities reported by financial institutions.”
From The Wall Street Journal ● Oct. 7, 2026
A similar panel was established in 2024 after irregularities in another medical entrance examination sparked widespread unrest.
From BBC ● Sep. 6, 2026
Flaws and irregularities told how the trees endured fires and lightning strikes and windstorms and infestations and yet continued to grow.
From "The Boys in the Boat: Nine Americans and Their Epic Quest for Gold at the 1936 Berlin Olympics" by Daniel James Brown
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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
