WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / A / atomic number 8 atomic number 8 noun 15 letters Scrabble 20 WWF 26 Definitions noun a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas; constitutes 21 percent of the atmosphere by volume; the most abundant element in the earth's crust ooxygen Look “atomic number 8” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →