SKIP TO CONTENT

radiotherapy

Definitions of radiotherapy
  1. noun
    (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance
    synonyms: actinotherapy, irradiation, radiation, radiation therapy
    see moresee less
    types:
    phototherapy
    the use of strong light to treat acne or hyperbilirubinemia of the newborn
    Curietherapy, radium therapy
    the use of radium in radiation therapy
    X-ray therapy
    the therapeutic use of X rays
    type of:
    therapy
    (medicine) the act of caring for someone (as by medication or remedial training etc.)
Word Family
EDITOR’S CHOICE

Test prep from the experts

Boost your test score with programs developed by Vocabulary.com’s experts.

  • Proven methods: Learn faster, remember longer with our scientific approach.
  • Personalized plan: We customize your experience to maximize your learning.
  • Strategic studying: Focus on the words that are most crucial for success.

SAT/PSAT

$29.95
  • Number of words: 500+
  • Duration: 8 weeks or less
  • Time: 1 hour / week

TOEFL

$29.95
  • Number of words: 500+
  • Duration: 10 weeks or less
  • Time: 1 hour / week

ACT

$29.95
  • Number of words: 700+
  • Duration: 10 weeks
  • Time: 1 hour / week