WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / R / registration number registration number noun 5 syllables 19 letters Scrabble 23 WWF 29 Definitions noun the number on the license plate that identifies the car that bears it license number Look “registration number” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →