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.
A number of promising cell therapies are in development to treat and potentially even reverse the condition, but progress in the field has been hampered in recent years by a backlog of cell and gene therapies at the FDA. — Brenda Goodman, CNN Money, 24 Sep. 2026 Personalized medicine, specialty pharmaceuticals and cell and gene therapies are creating unprecedented complexity for patients, providers and payers alike. — Bill Oldham, Forbes.com, 23 Sep. 2026 One company, Amicus Therapeutics, began pursuing multiple gene therapies for Batten disease after acquiring the rights from Nationwide Children’s. — Gerry Smith, CNBC, 10 Sep. 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 30 Sep. 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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