Of or pertaining to a master or magistrate, or one in authority; having the manner of a magister; official; commanding; authoritative. Hence: Overbearing; dictatorial; dogmatic.
- Of, relating to, or characteristic of a master or teacher; authoritative: a magisterial account of the history of the English language.
- Sedately dignified in appearance or manner: "She would appear on the porch and reign over the street in magisterial beauty” ( Harper Lee).
- Dogmatic; overbearing: expounded on official protocol in magisterial tones.
- Of or relating to a magistrate or a magistrate's official functions.