Befitting the status or skill of a magister or master; authoritative, masterly. / Of or pertaining to a master, magistrate, the magisterium, or one in authority.

In a magisterial manner; authoritatively.

Magisterialness; authoritativeness.

The quality or state of being magisterial; authoritativeness.

(countable, alchemy, also figuratively); (countable, chemistry); (countable) An art or a skill.

plural of magistery