chemotherapy

noun
che·​mo·​ther·​a·​py | \ ˌkē-mō-ˈther-ə-pē How to pronounce chemotherapy (audio) \

Definition of chemotherapy

: the therapeutic use of chemical agents to treat disease especially : the administration of one or more cytotoxic drugs to destroy or inhibit the growth and division of malignant cells in the treatment of cancer

Note: Chemotherapy may be used alone as a primary treatment or may be used before, after, or in conjunction with surgery or radiation.

called also chemo

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Other Words from chemotherapy

chemotherapist \ ˌkē-​mō-​ˈther-​ə-​pist How to pronounce chemotherapist (audio) \ noun

Examples of chemotherapy in a Sentence

Recent Examples on the Web

There’s been a bone marrow aspiration, platelet transfusions, a lumbar puncture and chemotherapy, too. oregonlive, "Canzano: What will the Oregon Ducks learn from their brutal loss to Auburn?," 31 Aug. 2019 According to Rivera, Corona had chemotherapy, radiation and a bone marrow transplant to beat his leukemia and was being treated at Ann and Robert H. Lurie Children’s Hospital of Chicago. Maryann Pisano, chicagotribune.com, "Elmwood Park gives 7-year-old splendid sendoff for his Make-a-Wish trip to Disney," 27 Aug. 2019 His doctors pounded him with chemotherapy, time and again. oregonlive.com, "Billy Rancher and the Unreal Gods, ‘kings of downtown Portland,’ streaked toward 1980s rock stardom -- until tragedy struck," 8 Aug. 2019 Blast it with chemotherapy, and any resistant cells will outlive the susceptible ones, allowing certain mutations to dominate the tumor. Megan Molteni, WIRED, "How a 6,000-Year-Old Dog Cancer Spread Around the World," 1 Aug. 2019 But chemotherapy, immunotherapy and stem-cell transplants—used in most courses of cancer treatment—weaken the immune system, making patients highly vulnerable to infections. The Economist, "Attack of the superbugs: July 2041," 5 July 2019 The hospitals wanted me to have chemotherapy, radiotherapy. Kat Bein, Billboard, "Hannah Wants Talks New Music & Overcoming Health Battle: 'It Turned My Life Upside Down'," 20 June 2019 Brown shared her emotional ordeal which included chemotherapy, hair loss and infertility with an intimate crowd gathered at Tenenbaum Jewelers. Amber Elliott, Houston Chronicle, "Sister duo host Memorial Hermann "Lunch and Learn" ahead of 10th annual Razzle Dazzle luncheon," 13 June 2019 There is room for hope: Intensive chemotherapy can result in long-term survival for more than half the people with the cancer, the site says. Dana Hunsinger Benbow, Indianapolis Star, "Eastern Hancock coach battling cancer, 'fastest-growing human tumor' that exists," 5 June 2019

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

1910, in the meaning defined above

History and Etymology for chemotherapy

International Scientific Vocabulary

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More Definitions for chemotherapy

chemotherapy

noun

English Language Learners Definition of chemotherapy

medical : the use of chemicals to treat or control a disease (such as cancer)

chemotherapy

noun
che·​mo·​ther·​a·​py | \ -ˈther-ə-pē How to pronounce chemotherapy (audio) \
plural chemotherapies

Medical Definition of chemotherapy

: the therapeutic use of chemical agents to treat disease Pyrazinamide is one of the most important drugs in modern chemotherapy of tuberculosis …— Max Salfinger et al., The Journal of the American Medical Association, 22 Mar. 1995 especially : the administration of one or more cytotoxic drugs to destroy or inhibit the growth and division of malignant cells in the treatment of cancer Cancer cells mutate at a furious rate, and they can evolve the means to resist most chemotherapy drugs, requiring higher and more toxic doses to achieve an effect. — Shannon Brownlee and Nancy Shute, U.S. News & World Report, 18 May 1998 Neutropenia and infection are major dose-limiting side effects of chemotherapy. — Jeffrey Crawford et al., The New England Journal of Medicine, 18 July 1991

called also chemo

Note: Chemotherapy may be used alone as a primary treatment or may be used before, after, or in conjunction with surgery or radiation.