Definitions for radiation

Definitions for (noun) radiation

Main entry: actinotherapy, radiation, radiation therapy, radiotherapy, irradiation

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

Main entry: radiation

Definition: the act of spreading outward from a central source

Main entry: radiation

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

Main entry: radiation

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

Main entry: radiation

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

Main entry: radiation, radioactivity

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

Main entry: radiation, radiation sickness, radiation syndrome

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 some forms of cancer and other diseases; severe exposure can cause death within hours

Usage: he was suffering from radiation

Visual thesaurus for radiation