Definitions for van allen beltvæn ˈæl ən

This page provides all possible meanings and translations of the word van allen belt

Princeton's WordNet

  1. Van Allen belt(noun)

    a belt of charged particles (resulting from cosmic rays) above the Earth trapped by the Earth's magnetic field


  1. Van Allen belt(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.

  2. Van Allen belt(Noun)

    Any of similar areas around another planet.

  3. Origin: From James Alfred Van Allen, US physicist.

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