WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / I / index register index register noun 14 letters Scrabble 22 WWF 24 Definitions noun a register used to determine the address of an operand Look “index register” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →