gran·​u·​lo·​ma | \ˌgran-yə-ˈlō-mə \
plural granulomas also granulomata\ ˌgran-​yə-​ˈlō-​mə-​tə \

Definition of granuloma 

: a mass or nodule of chronically inflamed tissue with granulations that is usually associated with an infective process

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Other Words from granuloma

granulomatous \ ˌgran-​yə-​ˈlō-​mə-​təs \ adjective

Examples of granuloma in a Sentence

Recent Examples on the Web

When one worker, in his early 60s, was diagnosed with lung cancer early this year, his organs were covered in granulomas, a tissue inflammation that occurs when the body is trying to fight off infection. Yamil Berard, star-telegram, "The perils of Pantex: Hundreds of workers sickened at Texas nuclear weapons plant | Fort Worth Star-Telegram," 12 Dec. 2015 In the months and years after surgery, a granuloma—an inflammatory response in the tissue where your body tries to wall off a foreign substance by forming tough tissue around it—can develop, causing pain, inflammation, and disfigurement. Carolyn L. Todd, SELF, "Cardi B’s Butt Injection Story Is a Reminder of How Dangerous Illegal Cosmetic Surgery Can Be," 13 Apr. 2018 People with granuloma annulare experience rings of bumps on their skin that can spontaneously appear or resolve. Erin Blakemore, Washington Post, "Rare diseases may be little seen, but they have a day of their own," 24 Feb. 2018 It was also filled with a cluster of immune cells, known as a granuloma, that had likely gathered there to fight off what the body perceived as a foreign threat., "This Woman's 15-Year-Old Tattoo Triggered a Serious Cancer Scare," 3 Oct. 2017 The type of inflammatory response found in her lymph nodes, called a granuloma, was not found in her skin. Michael Nedelman, CNN, "Old tattoo to blame for woman's 'cancer'," 2 Oct. 2017 Sarcoidosis is a rare disease of the immune system in which clumps of inflammatory cells known as granulomas attack the body’s organs, most commonly the lungs and lymph nodes. The Editorial Board, WSJ, "Joseph Rago and a Disease Called Sarcoidosis," 12 Sep. 2017 The FDA also lists granulomas (nodules that form around foreign material), keloids (excessive scarring), and removal problems as risks of permanent makeup. Dr. Manny Alvarez, Fox News, "Is permanent makeup a safe alternative?," 3 July 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'granuloma.' 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 granuloma

1861, in the meaning defined above

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Time Traveler for granuloma

The first known use of granuloma was in 1861

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More Definitions for granuloma


gran·​u·​lo·​ma | \ˌgran-yə-ˈlō-mə \
plural granulomas also granulomata\ -​mət-​ə \

Medical Definition of granuloma 

: a mass or nodule of chronically inflamed tissue with granulations that is usually associated with an infective process

More from Merriam-Webster on granuloma

See words that rhyme with granuloma Encyclopedia article about granuloma

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an inexhaustible supply or amount

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