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background radiation

Definition/Scope: Radiation in man's natural environment, including radiation originating outside the earth's atmosphere and radiation from the naturally occurring radioactive elements on earth. These elements may be found both in the environment and inside the bodies of men and animals.

Used For:

natural background radiation
natural radiation
terrestrial background radiation

Broader Terms:

ionizing radiation

CALL Homepage >> Thesaurus Last Updated: Sept 17, 2008