mastery

Possession of consummate skill.

The status of master or ruler; control.

Full command of a subject of study.

The state of being a master; power of command or control; rule; dominion; sway.

Ascendancy in war or in competition; the upper hand; superiority; preëminence.

Expert knowledge or skill; power of using or exercising; dexterity: as, the mastery of an art or science.

Masterly attainment; the gaining of mastership.

A contest for superiority.

A masterly operation or act; a triumph of skill.

The finding of the magisterium or philosopher’s stone; also, the stone itself.