fi·​bro·​sis | \ fī-ˈbrō-səs How to pronounce fibrosis (audio) \

Definition of fibrosis

: a condition marked by increase of interstitial fibrous tissue

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Other Words from fibrosis

fibrotic \ fī-​ˈbrä-​tik How to pronounce fibrotic (audio) \ adjective

Examples of fibrosis in a Sentence

Recent Examples on the Web

Data from Intercept’s late-stage clinical trial showed that 23.1 percent of patients who got the highest dose of OCA saw their fibrosis improve by one point or more on a four-point scale, compared with 11.9 percent of patients on a placebo. Riley Griffin,, "Intercept Tries to Outrun Pharma in Race for the Next Blockbuster," 10 Apr. 2019 In late May, she was diagnosed with pulmonary fibrosis., "Cause of death: Heartbreak? For one Portland-area couple, their family thinks so.," 14 July 2019 Fourteen people with the fatal lung disease idiopathic pulmonary fibrosis took a mix of the drugs dasatinib and quercetin for three weeks. San Diego Union-Tribune, "Can a single pill keep you healthy to 100?," 10 July 2019 In March, Conatus announced negative results in another midstage trial, for NASH patients with liver fibrosis. San Diego Union-Tribune, "Conatus seeking ‘strategic alternatives,’ lays off 40 percent of staff after liver drug fails," 24 June 2019 Patients have also used clubs to buy drugs for cancer and pulmonary fibrosis. The Economist, "Desperate patients turn to buyers clubs," 21 June 2019 Drugmakers have taken varying approaches to the complex disease, seeking to reduce and reverse liver fat, inflammation and ballooning of tissue, instead of tackling fibrosis. Riley Griffin,, "Intercept Tries to Outrun Pharma in Race for the Next Blockbuster," 10 Apr. 2019 The first mention of asbestos in a medical journal came in the British Medical Journal in 1924, when Willian Cooke was studying illness and death from fibrosis of the lungs and tuberculosis among workers in an asbestos spinning room. David Grossman, Popular Mechanics, "What Is Asbestos, And Why Did We Use It So Much?," 7 Aug. 2018 Samumed, which employs a little more than 150 people in San Diego, is conducting human clinical trials of drugs to treat cancer, osteoarthritis, degenerative disc disease, idiopathic pulmonary fibrosis, and several other diseases. Bradley J. Fikes,, "From cancer to genetic diseases, San Diego's march of drugs progresses," 10 June 2018

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

1873, in the meaning defined above

History and Etymology for fibrosis

New Latin

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Last Updated

7 Aug 2019

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Time Traveler for fibrosis

The first known use of fibrosis was in 1873

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More Definitions for fibrosis


fi·​bro·​sis | \ fī-ˈbrō-səs How to pronounce fibrosis (audio) \
plural fibroses\ -​ˌsēz How to pronounce fibroses (audio) \

Medical Definition of fibrosis

: a condition marked by increase of interstitial fibrous tissue : fibrous degeneration

More from Merriam-Webster on fibrosis

Britannica English: Translation of fibrosis for Arabic Speakers Encyclopedia article about fibrosis

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