chemotherapy

noun
che·​mo·​ther·​a·​py | \-ˈther-ə-pē \

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 \ -​pist \ noun

Examples of chemotherapy in a Sentence

Recent Examples on the Web

But as of now, her only course of action is to undergo costly and painful chemotherapy treatments. Jim Ayello, Indianapolis Star, "IndyCar community rallies around 'icon' in need," 6 July 2018 Seventy-year-old Patricia Lane cast a ballot in Bethesda, Maryland, despite months of tiring chemotherapy treatments. Time, "Henry McMaster, Backed by President Trump, Wins South Carolina Governor Primary," 28 June 2018 For the next year, Stoy underwent intense chemotherapy treatment and acquired an infection that forced an extended hospital stay. Scott Berson, miamiherald, "They're selling bracelets and toothpaste to pay for teen's $350K cancer treatment," 18 June 2018 Cameron started chemotherapy just a few days after being diagnosed, according to the Indy Star. Jenna West, SI.com, "Victor Oladipo Sent Uplifting Letter to Young Fan Battling Leukemia," 9 May 2018 McCain in August had started chemotherapy and radiation treatment for his brain cancer. Dan Nowicki, azcentral, "John McCain wins 6th Arizona Senate term, reclaims 'maverick' label," 2 Apr. 2018 Since the diagnosis earlier this year, Hunter has undergone a bone marrow biopsy and blood transfusion, started chemotherapy and had surgeries to drain the fluid from his chest, according to WFTS. The Washington Post, AL.com, "A Florida teen was told he had the flu. It was stage 4 cancer.," 1 Mar. 2018 Roberts plans to start chemotherapy and will receive a bone marrow transplant from her sister, Sally-Ann. Chanel Parks, Woman's Day, "Robin Roberts's MDS Diagnosis Possibly Caused by Cancer Treatment," 12 June 2012 The senator, 81, underwent chemotherapy and radiation treatment last summer, and has remained in Arizona for the past seven months. Yvonne Wingett Sanchez, azcentral, "A year after John McCain's cancer diagnosis, Cindy McCain expresses gratitude to caregivers," 13 July 2018

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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13 Nov 2018

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Time Traveler for chemotherapy

The first known use of chemotherapy was in 1910

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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 \
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.

Keep scrolling for more

More from Merriam-Webster on chemotherapy

Spanish Central: Translation of chemotherapy

Nglish: Translation of chemotherapy for Spanish Speakers

Britannica English: Translation of chemotherapy for Arabic Speakers

Britannica.com: Encyclopedia article about chemotherapy

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