solar parallax solar panel • solar physics · · · Info · Definitions · Characters · · solar parallax · · Text Common · · Latin · · Scripts 14 · · Length 5 · · Syllables Definitions · · · (noun) the angle subtended by the mean equatorial radius of the Earth at a distance of one astronomical unit. Synonyms: solar parallax. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 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