solar flare solar energy • solar furnace · · · Info · Definitions · Synonyms · Characters · · solar flare · · Text Common · · Latin · · Scripts 11 · · Length 3 · · Syllables Definitions · · · (noun) a sudden eruption of intense high-energy radiation from the sun's surface; associated with sunspots and radio interference. Synonyms: solar flare, flare. · · Noun Definition 1 Synonyms · · · flare · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 f latin small letter f U+0066 l latin small letter l U+006C o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073