What does the word mastery mean?

Usage examples for mastery

  1. He gripped himself by both hands to make sure of the mastery. – Love and Lucy by Maurice Henry Hewlett
  2. Alva, on the contrary, might lose the mastery of the Netherlands if unfortunate, and would gain no solid advantage if triumphant. – The Rise of the Dutch Republic, Volume II.(of III) 1566-74 by John Lothrop Motley Last Updated: January 25, 2009
  3. From within came voices, one in protest, Bayne Trevors's ringing out, filled with mastery followed by a laugh. – Judith of Blue Lake Ranch by Jackson Gregory