WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / M / mastermind mastermind verbnoun /mɑstəmaɪnd/ 3 syllables 10 letters Scrabble 15 WWF 18 Definitions verb plan and direct (a complex undertaking) “he masterminded the robbery” directengineerorchestrateorganiseorganize noun someone who creates new things conceiveroriginator noun someone who has exceptional intellectual ability and originality brainbrainiaceinsteingenius Look “mastermind” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →