WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / A / alpha radiation alpha radiation noun 15 letters Scrabble 20 WWF 22 Definitions noun the radiation of alpha particles during radioactive decay alpha ray Look “alpha radiation” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →