Radiation ¹

Definition: The act of radiating, or the state of being radiated; emission and diffusion of rays of light; beamy brightness.

Radiation ²

Definition: The shooting forth of anything from a point or surface, like the diverging rays of light; as, the radiation of heat.

radiation ³

Definition: (medicine) the treatment of disease (especially cancer) by exposure to radiation from a radioactive substance

radiation ⁴

Definition: the act of spreading outward from a central source

radiation ⁵

Definition: a radial arrangement of nerve fibers connecting different parts of the brain

radiation ⁶

Definition: the spread of a group of organisms into new habitats

radiation ⁷

Definition: energy that is radiated or transmitted in the form of rays or waves or particles

radiation ⁸

Definition: the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay

radiation ⁹

Definition: 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