WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / H / hydrogen atom hydrogen atom noun 13 letters Scrabble 22 WWF 23 Definitions noun an atom of hydrogen Look “hydrogen atom” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →