Van Allen belt

noun

Van Al·len belt | \ van-ˈa-lən-

How to pronounce Van Allen belt (audio)

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Definition of Van Allen belt

: a belt of intense radiation in the magnetosphere composed of energetic charged particles trapped by the earth's magnetic field also : a similar belt surrounding another planet

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“Van Allen belt.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Van%20Allen%20belt. Accessed 7 Mar. 2021.

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