recurrence

noun

re·​cur·​rence ri-ˈkər-ən(t)s How to pronounce recurrence (audio)
-ˈkə-rən(t)s
plural recurrences
: a new occurrence of something that happened or appeared before : a repeated occurrence
Scientists are working to lower the disease's rate of recurrence.
Long-term drug therapy is associated with frequent recurrences and adverse effects, however.Melvin M. Scheinman
The hypoallergenic diet is restored until the itching and scratching again disappear, following which potential allergens from the original diet are restored sequentially, one by one, into the dog's meals and the owner looks for indications of the allergy's recurrence.Tom Ewing
As a familiar shape its exact meaning may have been lost to some of the craftsmen who used it; however, its recurrence on a whole group of gravestones in Davidson County, North Carolina, suggests an association there with hope, rebirth, and the cycle of life and death.Jessie Poesch
The shortage is a result of a decline in Treasury issuance as well as banks' strengthening their balance sheets in preparation for rules designed to prevent a recurrence of the 2008 financial crisis.Peter Coy and Liz Capo McCormick

Examples of recurrence in a Sentence

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.
Together with patients’ clinical data, these findings are used to create a scoring system that predicts the likelihood of cancer recurrence over the next decade, the researchers said. Angelica Stabile, FOXNews.com, 15 Oct. 2025 The American Society for Radiation Oncology, or ASTRO, the medical society for professionals performing radiation therapy to treat cancer and other diseases, does not recommend IORT for patients outside of clinical trials, citing its higher recurrence rate. Gretchen Morgenson, NBC news, 7 Oct. 2025 McGuinness said that cancer being caught at earlier stages has led to more women receiving treatments such as surgery, chemotherapy and radiation sooner, which can reduce the chances of recurrence. Mary Kekatos, ABC News, 3 Oct. 2025 This finding offers new insights into the life cycles of stars and the science of stellar explosions, challenging previous assumptions about nova recurrence rates and shell formation. Rupendra Brahambhatt, Interesting Engineering, 27 Sep. 2025 See All Example Sentences for recurrence

Word History

First Known Use

1626, in the meaning defined above

Time Traveler
The first known use of recurrence was in 1626

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Cite this Entry

“Recurrence.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/recurrence. Accessed 20 Oct. 2025.

Medical Definition

recurrence

noun
1
: return of symptoms of a disease after a remission
2
: reappearance of a tumor after previous removal

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