background radiation
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Related to background radiation: cosmic background radiation
back·ground ra·di·a·tion
irradiation from environmental sources, including the earth's crust, the atmosphere, cosmic rays, and ingested radionuclides.
Farlex Partner Medical Dictionary © Farlex 2012
background radiation
The amount of ionising (electromagnetic) radiation to which a person is exposed from natural sources, including terrestrial radiation due to natural radionuclides in the soil (e.g., radon), cosmic radiation and fallout in the environment from anthropogenic sources.Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
background radiation
Radiation The amount of ionizing-electromagnetic radiation to which a person is exposed from natural sources including terrestrial radiation due to natural radionuclides in the soil–eg, radon, cosmic radiation, and fallout in the environment from anthropogenic sources. See Radon.McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
back·ground ra·di·a·tion
(bak'grownd rā'dē-ā'shŭn)Irradiation from environmental sources, including the earth's crust, the atmosphere, cosmic rays, and ingested radionuclides in the body.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
back·ground ra·di·a·tion
(bak'grownd rā'dē-ā'shŭn)Irradiation from environmental sour-ces, including the earth's crust, the atmosphere, cosmic rays, and ingested radionuclides.
Medical Dictionary for the Dental Professions © Farlex 2012