alpha orionis alphanumerics • alpha particle · · · Info · Definitions · Characters · · alpha orionis · · Text Common · · Latin · · Scripts 13 · · Length 5 · · Syllables Definitions · · · (noun) the second brightest star in Orion. Synonyms: Betelgeuse, Alpha Orionis. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 h latin small letter h U+0068 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073