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NCI Dictionary of Cancer Terms


accelerated-fraction radiation therapy  listen  (ak-SEH-leh-ray-ted-FRAK-shun RAY-dee-AY-shun THAYR-uh-pee)

  Radiation treatment in which the total dose of radiation is divided into small doses and the treatments are given more than once a day. The total dose of radiation is also given over a shorter period of time (fewer days) compared to standard radiation therapy.