WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / M / mastery mastery noun /mæstəri/ 3 syllables 7 letters Scrabble 12 WWF 12 Definitions noun power to dominate or defeat “mastery of the seas” dominationsupremacy noun the act of mastering or subordinating someone subordination noun great skillfulness and knowledge of some subject or activity commandcontrol Look “mastery” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →