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Meaning of mastery

mas•ter•y

Pronunciation: (mas'tu-rē, mä'stu-), [key]
— pl. -ter•ies
  1. command or grasp, as of a subject: a mastery of Italian.
  2. superiority or victory: mastery over one's enemies.
  3. the act of mastering.
  4. expert skill or knowledge.
  5. the state of being master; power of command or control.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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