"Magisterially" is a word in ENGLISH

One of a board or body of municipal officers next in order to the mayor and having a legislative function. …

Dignified, like an aged man; magisterial; venerable.

A committee of persons organ-ized under authority of law in order to exer-clse certain authorities, have oversight or control of …

Lat. A decnrion. In the provincial admlnistration of the Roman em-pire, the decurions were tlie chief men or official personages …

Asserting a thing positively and authoritatively; positive; magisterial; hence, arrogantly authoritative; overbearing.

In a dogmatic manner; positively; magisterially.

To assert positively; to teach magisterially or with bold and undue confidence; to advance with arrogance.

One who dogmatizes; a bold asserter; a magisterial teacher.

Pertaining to, produced by, or of the nature of, magistery. See Magistery, 2.

Of or pertaining to a master or magistrate, or one in authority; having the manner of a magister; official; commanding; …

Relating or pertaining to the character, office, powers, or duties of a magistrate or of the magistracy

Magisterialness; authoritativeness.

The quality or state of being magisterial.

A precipitate; a fine substance deposited by precipitation; -- applied in old chemistry to certain white precipitates from metallic solutions; …

Mastery; powerful medical influence; renowned efficacy; a sovereign remedy.

A magisterial injunction.

Pertaining to a master; magisterial; authoritative; dogmatic.

In old English practice. Magisterial writs; writs adapt-ed to special cases, and so called from being

Magisterialness; arbitrary dogmatism.

Of or pertaining to a proctor, esp. an academic proctor; magisterial.