terrestrial radiation

American  

noun

Physics.

1. long-wave electromagnetic radiation in the form of heat emitted from the earth's surface and atmosphere.

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terrestrial radiation Scientific  

1. 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.

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Example Sentences

While contrails often disappear completely in a short period, under certain atmospheric conditions they persist as diffuse cirrus clouds that reflect back terrestrial radiation, with a net warming effect.

From Seattle Times • Oct. 24, 2021

He is referring to the background levels of ionizing radiation coming from both natural and artificial sources all around us, including radon sources, cosmic radiation from space and terrestrial radiation from the ground.

From Scientific American • Oct. 10, 2013

At this point Arthur Holly Compton, already a crowned king of terrestrial radiation, leaped into the cosmic quest.

From Time Magazine Archive

Because of the persistence of terrestrial radiation, we have the coldest weather of the year with the ascending sun.

From My Attainment of the Pole by Cook, Frederick A.

Even in the tropics, in inland districts, ground frosts are known to have occurred owing to this extreme diathermancy of the atmosphere far from the coast, and the consequent attendant factor of active terrestrial radiation.

From The Art of Living in Australia ; together with three hundred Australian cookery recipes and accessory kitchen information by Mrs. H. Wicken by Muskett, Philip E.