Lexic.us

Definition of Radiation

1. Noun. Energy that is radiated or transmitted in the form of rays or waves or particles.

2. Noun. The act of spreading outward from a central source.

3. Noun. 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"

4. Noun. The spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay.

5. Noun. The spread of a group of organisms into new habitats.

6. Noun. A radial arrangement of nerve fibers connecting different parts of the brain.

7. Noun. (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance.

Definition of Radiation

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

Definition of Radiation

1. Noun. The shooting forth of anything from a point or surface, like the diverging rays of light; as, the radiation of heat. ¹

2. Noun. The process of radiating waves or particles. ¹

3. Noun. The transfer of energy via radiation (as opposed to convection or conduction) ¹

4. Noun. Radioactive energy ¹

¹ Source: wiktionary.com

Definition of Radiation

1. [n -S]

Medical Definition of Radiation

1. Propagation of energy through space. In the context of this report, it is electromagnetic radiation (X-rays or gamma rays) or corpuscular radiation (alpha particles, electrons, protons, neutrons) capable of producing ionisation. (16 Dec 1997)

Lexicographical Neighbors of Radiation

radiate ligament radiate ligament of head of rib radiate ligament of wrist radiate sternocostal ligaments radiated radiately radiates radiatiform radiating radiating(a)

radiatio radiatio acustica radiatio corporis callosi radiatio optica radiatio pyramidalis radiation (current term) radiation-protective agents radiation-sensitizing agents radiation anaemia radiation biology

radiation biophysics radiation burn radiation caries radiation cataract radiation chemistry radiation chimera radiation damage radiation dermatosis radiation diagram radiation dose

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