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 company's gene therapy is injected directly into the brain during a surgical procedure. CBS News, 7 Mar. 2026 Prasad, an oncologist by training who was also serving as the FDA’s chief scientific and medical officer, oversaw the regulation of vaccines, gene therapies, and blood products. Lizzy Lawrence, STAT, 6 Mar. 2026 Prasad briefly stepped down in July, after less than three months on the job, following disputes over the FDA’s decision to pause shipments of a gene therapy for Duchenne muscular dystrophy, a neuromuscular disorder. Aria Bendix, NBC news, 6 Mar. 2026 Criticism of Prasad had been growing and reached a fever pitch when the FDA’s Makary, in an interview with CNBC’s Becky Quick last week, appeared to criticize UniQure’s gene therapy for Huntington’s disease. Jacob Pramuk,angelica Peebles, CNBC, 6 Mar. 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

Browse Nearby Words

Cite this Entry

“Gene therapy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gene%20therapy. Accessed 17 Mar. 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

More from Merriam-Webster on gene therapy

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster