Synonyms for radiation

Grouped by meaning, so you pick the word that fits what you mean. See the full definition of radiation.

noun · syndrome resulting from exposure to ionizing radiation (e.g., exposure to radioactive chemicals or to nuclear explosions); low doses cause diarrhea and nausea and vomiting and sometimes loss of hair; greater exposure can cause sterility and cataracts and some forms of cancer and other diseases; severe exposure can cause death within hours

“he was suffering from radiation”

radiation sicknessradiation syndrome

noun · the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay

radioactivity

noun · (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance

radiotherapyradiation therapyactinotherapyirradiation