gene therapy

noun

: the insertion of usually genetically altered genes into cells especially to replace defective genes in the treatment of genetic disorders or to provide a specialized disease-fighting function
gene therapist noun

Examples of gene therapy in a Sentence

advances in the science of gene therapy
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The research will allow scientists to have both a better understanding of Jaxson’s specific genetic mutation, as well as possible gene therapies that could someday cure that mutation. — Ciara McCarthy 22, Fort Worth Star-Telegram, 22 Oct. 2026 Intensive treatments, like gene therapies, will still need to be given at academic medical centers, McClellan said. — Gerry Smith, CNBC, 22 Oct. 2026 In July, the FDA approved the first gene therapy for children as young as two with sickle cell disease and awarded grants to expand access to care. — ABC News, 16 Oct. 2026 Other technologies covered in these new proposals include solar power and biotechnologies such as cell and gene therapies. — Jon Martindale, PC Magazine, 16 Oct. 2026 See All Example Sentences for gene therapy

Word History

First Known Use

1970, in the meaning defined above

Time Traveler
The first known use of gene therapy was in 1970

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Cite this Entry

“Gene therapy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gene%20therapy. Accessed 26 Oct. 2026.

Kids Definition

gene therapy

noun
: the insertion of a functioning gene into cells especially to replace a defective gene in the treatment of genetic disorders

Medical Definition

gene therapy

noun
: the insertion of usually genetically altered genes into cells especially to replace defective genes in the treatment of genetic disorders or to provide a specialized disease-fighting function (as the destruction of tumor cells)
gene therapist noun

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