Mastery

Mastery

Noun · /ˈmɑːstəri/

Definition

Comprehensive knowledge, skill, or command of a subject or activity acquired through deep study and extensive practice; the state of having full control or superiority over something.

Origin

From Old French maistrie, from maistre (master), from Latin magister (chief, director). The suffix -y forms abstract nouns denoting a quality or condition. Recorded in English from the thirteenth century.