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radiation belt
radiation belt
noun
- a region in the magnetosphere of a planet in which charged particles are trapped by the planet's magnetic field, an example being the earth's Van Allen belts
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Word History and Origins
Origin of radiation belt1
First recorded in 1955–60
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Example Sentences
Staying far enough up to maintain orbit, they were close enough to be below the planet's radiation belt.
From Project Gutenberg
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