Dictionary

Van Allen belt

noun Van Al·len belt \van-ˈa-lən-\

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

Origin of VAN ALLEN BELT

James A. Van Allen
First Known Use: 1958

Rhymes with VAN ALLEN BELT

Browse

Next Word in the Dictionary: Van Allen radiation beltPrevious Word in the Dictionary: vanadylAll Words Near: Van Allen belt
March 31, 2015
refluent Hear it
Flowing back
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears