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terrestrial radiation

noun
1.
long-wave electromagnetic radiation in the form of heat emitted from the earth's surface and atmosphere.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for terrestrial radiation
Historical Examples
  • Because of the persistence of terrestrial radiation, we have the coldest weather of the year with the ascending sun.

    My Attainment of the Pole Frederick A. Cook
  • Both stations were in positions where the effects of solar and terrestrial radiation were minimised.

    Meteorology J. G. M'Pherson
terrestrial radiation in Science
terrestrial radiation  
Long-wave electromagnetic radiation originating from Earth and its atmosphere. It is the radiation emitted by naturally radioactive materials on Earth including uranium, thorium, and radon.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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