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fibrosis

American

[fahy-broh-sis] / faɪˈbroʊ sɪs /

noun

Pathology.

the development in an organ of excess fibrous connective tissue.

fibrosis British

/ faɪˈbrəʊsɪs, faɪˈbrɒtɪk /

noun

the formation of an abnormal amount of fibrous tissue in an organ or part as the result of inflammation, irritation, or healing

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

fibrotic

adjective

Etymology

Origin of fibrosis

First recorded in 1870–75; fibr- + -osis

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

fibrosis

People who drank more coffee had lower levels of liver fat, excess liver iron, fibrosis, and liver inflammation on MRI scans.

From Science Daily ● Jul. 25, 2026

The company said the strong uptake of its new drugs Jascayd for pulmonary fibrosis and Hernexeos for lung cancer also contributed to sales growth.

From The Wall Street Journal ● Jul. 15, 2026

AI drug-discovery firm InSilico 3696 -15.82%decrease; red down pointing triangle has been developing treatments for cancer, Parkinson’s and pulmonary fibrosis.

From The Wall Street Journal ● Jun. 26, 2026

When mammals are injured, the body usually responds with fibrosis.

From Science Daily ● Jun. 17, 2026

This isn’t the first time my cystic fibrosis has taken me out of the running for some class trip or sunny vacation or school event.

From "Five Feet Apart" by Rachael Lippincott

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023