WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / A / atomic number 39 atomic number 39 noun 16 letters Scrabble 20 WWF 26 Definitions noun a silvery metallic element that is common in rare-earth minerals; used in magnesium and aluminum alloys yyttrium Look “atomic number 39” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →