Dictionary

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radiation

English

🔊 the act of spreading outward from a central source
🔊 a radial arrangement of nerve fibers connecting different parts of the brain
🔊 the spread of a group of organisms into new habitats
🔊 energy that is radiated or transmitted in the form of rays or waves or particles
🔊 the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay
🔊 (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance
🔊 syndrome resulting from exposure to ionizing radiation (e.g., exposure to radioactive chemicals or to nuclear explosions)
“he was suffering from radiation”