VAN ALLEN BELT


Meaning of VAN ALLEN BELT in English

Pronunciation: van- ' a-l ə n-

Function: noun

Etymology: James A. Van Allen

Date: 1958

: 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

Merriam Webster Collegiate English Dictionary.      Merriam Webster - Энциклопедический словарь английского языка.