lūminōsus, a, um, adj. id., full of light, light, luminous. Lit.: aedificia, Vitr. 6, 9: oleum luminosius, Aug. Ep. 137 fin.
— Trop., bright, conspicuous, prominent, remarkable: partes orationis, Cic. Or. 36, 125.
—Sup.: luminosissima caritas, Aug. Ep. 144.