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Definition of mastery noun from the Oxford Advanced Learner's Dictionary

mastery

noun
 
/ˈmɑːstəri/
 
/ˈmæstəri/
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  1. [uncountable, singular] mastery (of something) great knowledge about or understanding of a particular thing synonym command
    • She has mastery of several languages.
    • The orchestra is unrivalled in terms of technical mastery and sheer vitality.
    • He shows complete mastery of the instrument.
    Oxford Collocations Dictionaryadjective
    • absolute
    • complete
    • total
    verb + mastery
    • have
    • demonstrate
    • display
    preposition
    • mastery of
    • mastery over
    See full entry
  2. [uncountable] mastery (of/over somebody/something) control or power
    • human mastery of the natural world
    • He struggled for mastery over his emotions.
    Extra Examples
    • The allied bombers had total mastery of the skies.
    • The king had absolute mastery over the country.
    Oxford Collocations Dictionaryadjective
    • absolute
    • complete
    • total
    verb + mastery
    • have
    • demonstrate
    • display
    preposition
    • mastery of
    • mastery over
    See full entry
  3. Word OriginMiddle English: from Old French maistrie, from maistre ‘master’.
See mastery in the Oxford Advanced American DictionarySee mastery in the Oxford Learner's Dictionary of Academic English
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