Meaning

noun the star that is the source of light and heat for the planets in the solar system

noun the rays of the sun

noun a person considered as a source of warmth or energy or glory etc

originEtymology tree Proto-Indo-European *sóh₂wl̥der. Proto-Germanic *sunnô Proto-Germanic *sunnǭ Proto-West Germanic *sunnā Old English sunne Middle English sonne English sun From Middle English soen, son, sone, sonne, sun, sune, sunna, sunne, sunnæ, synne, zonne, zunne, from Old English sunna, sunne, sunnu (“sun”), from Proto-West Germanic *sunnā, from Proto-Germanic *sunnǭ (“sun”), from heteroclitic…

Etymology from Wiktionary, CC BY-SA 3.0