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 people of northern European ancestry 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 Chronic conditions like asthma and cystic fibrosis can also thicken up the fluids. Fedor Kossakovski, National Geographic, "Why some people are superspreaders and how the body emits coronavirus," 27 Oct. 2020 Jensen, a senior at Sunrise Mountain High School in Peoria, was born with cystic fibrosis. Richard Obert, The Arizona Republic, "'Can't hide forever': Cystic fibrosis, diabetes don't slow Arizona high school swimmer," 22 Oct. 2020 In April, Reshma Kewalramani took over as chief executive, succeeding longtime CEO Jeffrey Leiden, who helmed the company’s success in cystic fibrosis. Joseph Walker, WSJ, "Vertex Shares Plunge After Biotech Drops Closely Watched Drug Prospect," 15 Oct. 2020 Hillman’s brother was also born with cystic fibrosis. Howard Koplowitz | Hkoplowitz@al.com, al, "Jones, Alabamians with preexisting conditions warn of consequences if Obamacare struck down," 16 Oct. 2020 Vertex’s stock has been among the best performing of larger biotechs in recent years thanks to its advances in treating cystic fibrosis. Joseph Walker, WSJ, "Vertex Shares Plunge After Biotech Drops Closely Watched Drug Prospect," 15 Oct. 2020 Other companies are working on designing therapeutics for type 1 diabetes, cystic fibrosis, and hemophilia, among others. Claire Maldarelli, Popular Science, "Two women just won the Nobel Prize for their work on the gene-editing technique CRISPR," 7 Oct. 2020 Top 10 Medical Innovations for 2021, featuring telemedicine and new therapies for multiple sclerosis and cystic fibrosis. Evan Macdonald, cleveland, "7 takeaways from a Cleveland Clinic Medical Innovation Summit dominated by coronavirus," 7 Oct. 2020 Examples include cystic fibrosis, sickle cell anemia, and Tay-Sachs disease. Megan Molteni, Wired, "Human Embryo Gene Editing Gets a Road Map—Not a Green Light," 3 Sep. 2020

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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The first known use of cystic fibrosis was in 1938

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Last Updated

24 Nov 2020

Cite this Entry

“Cystic fibrosis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cystic%20fibrosis. Accessed 25 Nov. 2020.

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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

Britannica.com: Encyclopedia article about cystic fibrosis

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