WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / G / great-grandfather great-grandfather noun /greɪtgrænfɑðər/ 17 letters Scrabble 25 WWF 27 Definitions noun a father of your grandparent Look “great-grandfather” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →