gene mutation


Definition of gene mutation

: mutation due to fundamental intramolecular reorganization of a gene — compare point mutation

Examples of gene mutation in a Sentence

Recent Examples on the Web

Newsletter Sign-up Sean Ryder, a professor at the University of Massachusetts Medical School in Worcester, said that according to the data on the slides, the gene mutations made in the mice weren’t the same as those made in the children. Amy Dockser Marcus, WSJ, "Scientists Skeptical About Gene-Edited Baby Experiment," 12 Dec. 2018 People undergoing fertility treatments that include IVF can have embryos tested for deadly gene mutations that run in the family, such as Huntington’s disease, and then implant only the embryos that lack such mutations. Malcolm Ritter, The Seattle Times, "Q&A on scientist’s bombshell claim of gene-edited babies," 28 Nov. 2018 Researchers have also used gene-editing to correct a disease-causing gene mutation in human embryos, preventing the mutation from passing to future generations. James Rogers, Fox News, "Malaria 'breakthrough': Disease-carrying mosquitoes wiped out in major lab experiment," 25 Sep. 2018 These cases are sometimes due to three specific gene mutations or other genetic factors. Korin Miller, SELF, "10 Facts About Alzheimer's Disease You Should Know," 28 Sep. 2018 According to research from the American Chemical Society's national meeting, out of 109 lice samples collected over 30 states, 104 had high levels of gene mutations. Good Housekeeping, "Yikes! Super-Strains of Lice Have Spread to 25 States," 26 Feb. 2016 Over the past two decades Casanova, often working with Laurent Abel of Necker Hospital for Sick Children in Paris, and a few other laboratories have identified dozens of single-gene mutations causing this kind of vulnerability. Claudia Wallis, Scientific American, "Extreme Flu? Weird Encephalitis? It May Be Your Genes," 13 July 2018 The Food and Drug Administration not long ago announced its authorization that permits genetics testing company 23andMe to market a test for gene mutations associated with risk of breast and ovarian cancer. Katherine Drabiak, Washington Post, "As more women turn to genetic testing for breast cancer, understanding risk is key," 25 June 2018 What finally caused Facebook to close the loophole were complaints from a group of women with the BRCA gene, a gene mutation associated with an elevated risk of breast cancer. Brittany Shoot, Fortune, "Facebook Closes Loophole That Revealed Personal Data of People in 'Closed' Groups," 12 July 2018

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

1921, in the meaning defined above

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gene mutation

gene pool



Statistics for gene mutation

Last Updated

8 Jan 2019

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The first known use of gene mutation was in 1921

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gene mutation


Medical Definition of gene mutation

: mutation due to fundamental intramolecular reorganization of a gene — see point mutation

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