A therapeutic or medical treatment using radioactive materials, particularly radiation therapy or radiotherapy named after Marie Curie's discoveries.
Combination of 'Curie' (the scientist) with 'therapy' (treatment). Developed in early 20th-century medicine as radioactivity's medical applications were discovered.
Marie Curie's discovery of radioactivity eventually became one of medicine's most powerful weapons against cancer—she literally opened the door to treatments she never lived to see.
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