Meaning of "radiation" : Online English Dictionary : Word Search by Wordhut.com

Meaning of radiation

1. (n) (medicine) the treatment of disease (especially cancer) by exposure to radiation from a radioactive substance

2. (n) the act of spreading outward from a central source

3. (n) a radial arrangement of nerve fibers connecting different parts of the brain

4. (n) the spread of a group of organisms into new habitats

5. (n) energy that is radiated or transmitted in the form of rays or waves or particles

6. (n) the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay

7. (n) 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

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