van allen Vanaheim • van allen belt · · · Info · Definitions · Characters · · van allen · · Text Common · · Latin · · Scripts 9 · · Length 3 · · Syllables Definitions · · · (noun) United States physicist who discovered two belts of charged particles from the solar wind trapped by the Earth's magnetic field (born in 1914). Synonyms: Van Allen, James Alfred Van Allen. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 l latin small letter l U+006C n latin small letter n U+006E v latin small letter v U+0076