WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / L / luminous flux luminous flux noun /lumənəsfləks/ 3 syllables 13 letters Scrabble 24 WWF 31 Definitions noun the rate of flow of light energy Look “luminous flux” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →