canker sore
can·ker sore [ ˈkaŋ-kər-]
: a painful shallow ulcer of the mouth that has a grayish-white base surrounded by a reddish inflamed area and is of uncertain cause but is not due to the virus causing herpes simplex — compare cold sore Recent Examples on the Web
//In fact, there seems to be no ailment Wim Hof’s method—the Wim Hof Method—does not claim to at least partially address: stress, arthritis, cancer, migraines, canker sores, fibromyalgia, Crohn’s Disease, ALS, MS, and HIV.
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Rachel Sugar, Bon Appétit, "I Tried the Wim Hof Method to Find Happiness Through Suffering," 28 Oct. 2019
//And the lack of those nutrients develops canker sores.
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The New Yorker, "Alexandria Ocasio-Cortez on the 2020 Presidential Race and Trump’s Crisis at the Border," 10 July 2019
//The products--sold under brand names like Orajel and Chloraseptic, as well as store brands and generics--are often used for relief from sore throats, canker sores and other oral irritations, according to the FDA.
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Laura Mcknight, NOLA.com, "Teething gels pose 'serious risk' to babies, FDA warns," 23 May 2018
//Most canker sores resolve on their own within one to two weeks.
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Roni Caryn Rabin, New York Times, "What Causes Canker Sores?," 16 Mar. 2018
//Now, for the burning question: Is alum a miracle treatment for canker sores?
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Zahra Barnes, SELF, "Why Trying to Cure Canker Sores With Alum May Not Be Worth It," 12 Dec. 2017
//Then, like an unsightly canker sore on the lips of its résumé, lives the measly four takeaways which leave them tied for second-worst in the NFL.
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Paul Dehner Jr., Cincinnati.com, "Cincinnati Bengals notes: Turnovers a glaring gap," 26 Oct. 2017
First Known Use of canker sore
circa 1596, in the meaning defined above
Dictionary Entries near canker sore