[ rey-dee-oh-ther-uh-pee ]
/ ˌreɪ di oʊˈθɛr ə pi /
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treatment of disease by means of x-rays or of radioactive substances.
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Also called radiation therapy.
OTHER WORDS FROM radiotherapyra·di·o·ther·a·pist, noun
Words nearby radiotherapy
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
How to use radiotherapy in a sentence
After surgery, the patients all received the standard therapy of chemo, radiotherapy and endocrine therapy.
British Dictionary definitions for radiotherapy
/ (ˌreɪdɪəʊˈθɛrəpɪ) /
the treatment of disease, esp cancer, by means of alpha or beta particles emitted from an implanted or ingested radioisotope, or by means of a beam of high-energy radiationCompare chemotherapy
Derived forms of radiotherapyradiotherapeutic (ˌreɪdɪəʊˌθɛrəˈpjuːtɪk), adjectiveradiotherapeutically, adverbradiotherapist, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medical definitions for radiotherapy
[ rā′dē-ō-thĕr′ə-pē ]
Treatment of disease with radiation, especially by selective irradiation with x-rays or other ionizing radiation and by ingestion of radioisotopes.
Other words from radiotherapyra′di•o•ther′a•pist n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.