WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / I / invalidate invalidate verb 10 letters Scrabble 14 WWF 17 Definitions verb declare invalid annulavoidnullifyquashvoid verb make invalid for use cancel verb take away the legal force of or render ineffective “invalidate a contract” vitiatevoid verb show to be invalid nullify Look “invalidate” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →