radiotherapy

noun

ra·​dio·​ther·​a·​py ˌrā-dē-ō-ˈther-ə-pē How to pronounce radiotherapy (audio)
: the treatment of disease with radiation (such as X-rays)
radiotherapist noun

Examples of radiotherapy in a Sentence

Recent Examples on the Web The last phase of treatment was radiotherapy which also was one of the first treatments developed against cancer. Glenn Garner, Deadline, 1 Sep. 2024 Wearing dentures Having poor oral hygiene Having a dry mouth due to a medical condition or medication Smoking Undergoing chemotherapy or radiotherapy cancer treatment Is Oral Thrush an STI? Angelica Bottaro, Verywell Health, 14 Aug. 2024 Treatments like chemotherapy and radiotherapy require patients to maintain their strength and research has shown that medical nutrition improves tolerance to the therapies. Alena Botros, Fortune Europe, 17 June 2024 The radiotherapy and chemotherapy Fidaa needed was not available in Gaza, Maher said, so doctors referred her for medical treatment abroad. Hajar Harb, Washington Post, 15 June 2024 See all Example Sentences for radiotherapy 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'radiotherapy.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

International Scientific Vocabulary

First Known Use

1902, in the meaning defined above

Time Traveler
The first known use of radiotherapy was in 1902

Dictionary Entries Near radiotherapy

Cite this Entry

“Radiotherapy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/radiotherapy. Accessed 5 Nov. 2024.

Medical Definition

radiotherapy

noun
ra·​dio·​ther·​a·​py ˌrād-ē-ō-ˈther-ə-pē How to pronounce radiotherapy (audio)
plural radiotherapies
: the treatment of disease by means of radiation (as X-rays)

called also radiation therapy, radium therapy

compare radiodiagnosis

More from Merriam-Webster on radiotherapy

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!