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radiosensitizer

American  
[rey-dee-oh-sen-si-tahy-zer] / ˌreɪ di oʊˈsɛn sɪˌtaɪ zər /

noun

  1. a substance, as a drug, that enhances the sensitivity of tissues or cells to radiation therapy.


Etymology

Origin of radiosensitizer

1950–55; radio- + sensitizer ( def. )