solar apex solar • solar array · · · Info · Definitions · Synonyms · Characters · · solar apex · · Text Common · · Latin · · Scripts 10 · · Length 4 · · Syllables Definitions · · · (noun) the point on the celestial sphere toward which the sun and solar system appear to be moving relative to the fixed stars. Synonyms: apex, solar apex, apex of the sun's way. · · Noun Definition 1 Synonyms · · · apex · · Synonym 1 apex of the sun's way · · Synonym 2 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 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 x latin small letter x U+0078