radiation

(n) energy that is radiated or transmitted in the form of rays or waves or particles
(n) the act of spreading outward from a central source
(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 some forms of cancer and other diseases; severe exposure can cause death within hours
- he was suffering from radiation
radiation sickness, radiation syndrome,
(n) the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay radioactivity,
(n) the spread of a group of organisms into new habitats
(n) a radial arrangement of nerve fibers connecting different parts of the brain
(n) (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance actinotherapy, radiation therapy, radiotherapy, irradiation,

radiation sickness radiation syndrome radioactivity actinotherapy radiation therapy radiotherapy irradiation

radiating

radiation diagram radiation field radiation pattern radiation pressure radiation pyrometer radiation sickness radiation syndrome radiation therapy