WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / N / nitrous oxide nitrous oxide noun /naɪtrəsɑksaɪd/ 3 syllables 13 letters Scrabble 20 WWF 22 Definitions noun inhalation anesthetic used as an anesthetic in dentistry and surgery laughing gas Look “nitrous oxide” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →