reg·​u·​lar·​i·​ty | \ ˌre-gyə-ˈler-ə-tē How to pronounce regularity (audio) also ˌrā-, ˌre-gyə-ˈla-rə-tē also ˌrā- \
plural regularities

Definition of regularity

1 : the quality or state of being regular
2 : something that is regular

Examples of regularity in a Sentence

the regularity of his features
Recent Examples on the Web The small bubbles visible in your piece and the regularity of the decoration tells us that this is a cast piece, probably of some type of synthetic material. oregonlive, "An Italian accordion, a Chinese lock, faux cinnabar: What are they worth?," 30 Apr. 2020 More clients are calling for the deep clean service or have increased the regularity of their service. Anne Quito, Quartz, "The coronavirus is giving spring cleaning fresh urgency," 14 Mar. 2020 The surfaces of stars can expand and contract, which also produces red and blue shifts, but these won't have the regularity of acceleration produced by an orbital body. John Timmer, Ars Technica, "The 2010s: Decade of the exoplanet," 31 Dec. 2019 Your thyroid even affects the regularity of your No. Hallie Levine,, "What Every Woman Should Know About Her Thyroid Gland," 5 Dec. 2019 The novel bombards its reader with info-bites — funny, sad, thoughtful, angry, confused, apocalyptic — with the ceaseless regularity of a combustion engine. Scott Bradfield, Washington Post, "Reading ‘Ducks, Newburyport’ is mentally taxing — and physically exhausting," 11 Sep. 2019 The alarming regularity of extreme weather and climate events means that public officials need to stop thinking of them as one-off emergencies and start planning for them as regular events. Umair Irfan, Vox, "What we learned from the disasters that hammered the US in 2018," 27 Dec. 2018 Despite the regularity of these cycles, magnetic activity on the sun is absolute chaos. Jay Bennett, Popular Mechanics, "The New Science of the Sun Will Be Astounding—And Possibly Terrifying," 9 Aug. 2018 But even in this tournament that seems to deliver fantasy with startling regularity, real life must intrude at some point. Rory Smith, New York Times, "Atlético Madrid Stuns Liverpool as Coronavirus Pierces Champions League," 11 Mar. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'regularity.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of regularity

1600, in the meaning defined at sense 1

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Time Traveler for regularity

Time Traveler

The first known use of regularity was in 1600

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Last Updated

21 May 2020

Cite this Entry

“Regularity.” Dictionary, Merriam-Webster, Accessed 1 Jun. 2020.

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More Definitions for regularity


How to pronounce regularity (audio)

English Language Learners Definition of regularity

: the quality of something that happens very often or with the same amount of time between each occurrence
: the quality of something that has parts which are arranged in an even or balanced way
: something that happens very often or with the same amount of time between each occurrence


reg·​u·​lar·​i·​ty | \ ˌre-gyə-ˈler-ə-tē How to pronounce regularity (audio) \

Kids Definition of regularity

: the quality or state of happening on or as if on a schedule The seasons occur with regularity.


reg·​u·​lar·​i·​ty | \ ˌreg-yə-ˈlar-ət-ē How to pronounce regularity (audio) \
plural regularities

Medical Definition of regularity

: the quality or state of being regular maintain bowel regularity

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