Definition of radiation belt in English:

radiation belt

Syllabification: ra·di·a·tion belt

noun

Astronomy
A region surrounding a planet where charged particles accumulate under the influence of the planet’s magnetic field.
More example sentences
  • That orbit regularly takes the station near the auroral zone and the ‘horns’ of the outer radiation belt - where the trapped particles descend toward the atmosphere.
  • A major finding of the magnetospheric imaging instrument is the discovery of a new radiation belt just above Saturn's cloud tops, up to the inner edge of the D-ring.
  • Other measurements obtained during the mission provided new data on the Earth's radiation belt and the discovery that the Moon has no magnetic field.

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Word of the day bimble
Pronunciation: ˈbimbəl
verb
walk or travel at a leisurely pace