Definition of Van allen radiation belt

1. Noun. Either of two torus-shaped areas of high-energy charged particles which partly surround Earth, trapped by its magnetic field. The areas are characterised by intense radiation. When the belts "overload", particles strike the upper atmosphere and fluoresce, causing the polar aurora. ¹

2. Noun. Any of similar areas around another planet. ¹

¹ Source:

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Lexicographical Neighbors of Van Allen Radiation Belt

Valsalva's antrum
Valsalva's ligaments
Valsalva's muscle
Valsalva's sinus
Valsalva manoeuvre
Valsalva test
Value at Risk
Van Allen
Van Allen belt
Van Allen belts
Van Allen radiation belt
Van Allen radiation belts
Van Buren
Van Diemen's Land
Van Doren
Van Dyck
Van Gogh
Van Goghs
Van Slyke's formula
Van Slyke apparatus
Van Vleck
Van Wart
Van Wyck Brooks
Van de Graaff
Van de Graaff generator

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