WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / L / light ballast light ballast noun 13 letters Scrabble 18 WWF 22 Definitions noun an electrical device for starting and regulating fluorescent and discharge lamps ballast Look “light ballast” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →