cystic fibrosis

noun

Definition of cystic fibrosis 

: a common hereditary disease that appears usually in early childhood, involves functional disorder of the exocrine glands, and is marked especially by difficulty in breathing due to mucus accumulation in airways, by faulty digestion due to a deficiency of pancreatic enzymes, and by excessive loss of salt in the sweat

Note: Cystic fibrosis occurs especially in Caucasian populations and is inherited as an autosomal recessive trait requiring that both parents pass on a copy of the defective gene on a chromosome other than a sex chromosome.

Examples of cystic fibrosis in a Sentence

Recent Examples on the Web

These drugs are used in treatments of cystic fibrosis, non-Hodgkin’s lymphoma, breast cancer, and other cancers. Cyrus Farivar, Ars Technica, "Feds: 4 ex-Genentech scientists stole from biotech giant to help startup," 30 Oct. 2018 According to the American College of Obstetrician Gynecologists, all women who are thinking about becoming pregnant or who are already pregnant are offered carrier screening for cystic fibrosis, hemoglobinopathies, and spinal muscular atrophy. Jennifer Gerson, Marie Claire, "I'm Having Trouble Getting Pregnant—Should I Undergo Genetic Testing?," 1 Oct. 2018 Sometimes mistaken for cystic fibrosis, PCD affects the hairlike structures called cilia that line the airways, reproductive tract and other organs. Sandra G. Boodman, chicagotribune.com, "The girl who couldn't stop coughing," 5 Apr. 2018 Sometimes mistaken for cystic fibrosis, PCD affects the hairlike structures called cilia that line the airways, reproductive tract and other organs. Sandra G. Boodman, Washington Post, "Why did a little girl have a persistent ‘smoker’s cough’?," 31 Mar. 2018 The couple had a daughter born with cystic fibrosis six years ago after using an egg donor for IVF at CNY. Sumathi Reddy, WSJ, "The Fertility Clinic That Cut IVF Prices in Half," 10 Sep. 2018 Last May, Glamour honored Wineland as a College Woman of the Year, and awarded her the grand prize for her work helping others with cystic fibrosis. Jessica Militare, Glamour, "What I—and the World—Learned From Claire Wineland," 5 Sep. 2018 Some of them will have cystic fibrosis, which causes mucus in the lungs to be overly sticky, often allowing drug-resistant microbes to proliferate. Eric Boodman, STAT, "First phage therapy center in the U.S. signals growing acceptance," 21 June 2018 Her baby could be born with cystic fibrosis, which affects more than 30,000 Americans. Holly V. Hays, Indianapolis Star, "Cystic fibrosis, lung transplant — she was never supposed to be a ‘mama.’ But she is.," 9 May 2018

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

1938, in the meaning defined above

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5 Dec 2018

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The first known use of cystic fibrosis was in 1938

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More Definitions for cystic fibrosis

cystic fibrosis

noun

English Language Learners Definition of cystic fibrosis

medical : a very serious disease that usually appears in young children and that makes it hard to breathe and to digest food properly

cystic fibrosis

noun

Medical Definition of cystic fibrosis 

: a hereditary disease prevalent especially in Caucasian populations that appears usually in early childhood, is inherited as an autosomal recessive monogenic trait, involves functional disorder of the exocrine glands, and is marked especially by faulty digestion due to a deficiency of pancreatic enzymes, by difficulty in breathing due to mucus accumulation in airways, and by excessive loss of salt in the sweat

called also fibrocystic disease of the pancreas, mucoviscidosis

More from Merriam-Webster on cystic fibrosis

Rhyming Dictionary: Words that rhyme with cystic fibrosis

Britannica.com: Encyclopedia article about cystic fibrosis

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