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radiotherapy

[ rey-dee-oh-ther-uh-pee ]

noun

, Medicine/Medical.
  1. treatment of disease by means of x-rays or of radioactive substances.


radiotherapy

/ ˌreɪdɪəʊˌθɛrəˈpjuːtɪk; ˌreɪdɪəʊˈθɛrəpɪ /

noun

  1. 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 radiation Compare chemotherapy


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Derived Forms

  • ˌradioˌtheraˈpeutically, adverb
  • radiotherapeutic, adjective
  • ˌradioˈtherapist, noun

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Other Words From

  • radi·o·thera·pist noun

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Word History and Origins

Origin of radiotherapy1

First recorded in 1900–05; radio- + therapy

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Example Sentences

Then, some people stole and dismantled a radiotherapy device from an abandoned hospital site in order to sell the parts as scrap metal.

After surgery, the patients all received the standard therapy of chemo, radiotherapy and endocrine therapy.

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