irregularity

noun

ir·​reg·​u·​lar·​i·​ty i-ˌre-gyə-ˈler-ə-tē How to pronounce irregularity (audio)
ˌi(r)-,
-ˈla-rə-
plural irregularities
1
: something that is irregular (such as improper or dishonest conduct)
alleged irregularities in the city government
2
: the quality or state of being irregular
3

Examples of irregularity in a Sentence

the irregularity of his behavior He is suffering from irregularity.
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.
However, in 2024, the stock faced a major selloff, dropping as much as 80% due to regulatory concerns, including a delay in filing its annual 10-K report with the SEC, accusations of accounting irregularities from short-seller Hindenburg Research, and the resignation of its public auditors. Trefis Team, Forbes, 20 Feb. 2025 For the clearance evaluation, a cardiologist or primary care physician might run tests such as an electrocardiogram, an echocardiogram or a nuclear stress test to detect any irregularities or signs of disease, such as arrhythmias, valve problems or blockages. Dr. Jamin Brahmbhatt, CNN, 6 Feb. 2025 Over time, that can lead to irregularities in the rhythm, which can progress to further heart attacks and eventually heart failure. Michael Irving, New Atlas, 18 Jan. 2025 A week after that, Judge Griffin and the three state legislators filed their protests with the State Board of Elections, citing registration irregularities. Eduardo Medina, New York Times, 10 Jan. 2025 See All Example Sentences for irregularity

Word History

Etymology

Middle English irregularite, from Medieval Latin irregularitat-, irregularitas, from Late Latin irregularis

First Known Use

14th century, in the meaning defined at sense 1

Time Traveler
The first known use of irregularity was in the 14th century

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Cite this Entry

“Irregularity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/irregularity. Accessed 1 Mar. 2025.

Kids Definition

irregularity

noun
ir·​reg·​u·​lar·​i·​ty (ˌ)ir-ˌ(r)eg-yə-ˈlar-ət-ē How to pronounce irregularity (audio)
plural irregularities
1
: the quality or state of being irregular
2
: something (as dishonest conduct) that is irregular
3

Medical Definition

irregularity

noun
ir·​reg·​u·​lar·​i·​ty (ˌ)ir-ˌ(r)eg-yə-ˈlar-ət-ē How to pronounce irregularity (audio)
plural irregularities
1
: the quality or state of being irregular
irregularity of breathing
hormonal irregularities
2
: occasional constipation
more fiber in one's diet may help relieve irregularity

Legal Definition

irregularity

noun
ir·​reg·​u·​lar·​i·​ty ir-ˌre-gyə-ˈlar-ə-tē How to pronounce irregularity (audio)
plural irregularities
: something that is irregular
an irregularity in the proceeding

More from Merriam-Webster on irregularity

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