1. (n.) Superior skill; dominion; command; supremacy; superiority.

2. (n.) Superiority in war or competition; victory; triumph; preeminence.

3. (n.) Contest for superiority.

4. (n.) A masterly operation; a feat.

5. (n.) Specifically, the philosopher's stone.

6. (n.) The act process of mastering; the state of having mastered.