irradiant From WikiWord, the free dictionary English Contents DefinitionsRelated wordsReferences DefinitionsadjectiveThat radiates light Related wordsSynonymsradiantradiatoryirradiativeradiativeradiationalradiateradiestheticsubradiantluminiferoussonorescentemissiveradiationlikeroentgenoluminescentemanativeluminarradiophysical References Wiktionary — irradiant Wikipedia — irradiant