WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / I / irrational number irrational number noun 5 syllables 17 letters Scrabble 20 WWF 26 Definitions noun a real number that cannot be expressed as a rational number irrational Look “irrational number” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →