brachytherapy

brachytherapy noun

1. a form of radiotherapy in which sealed sources of radioactive material are inserted temporarily into body cavities or directly into tumours

brachytherapy in Medicine brachytherapy [brăk′ē-thĕr′ə-pē] n.

1. Radiotherapy in which the source of irradiation is placed close to the surface of the body or within a body cavity.