justiciary
noun
University
1
A judgeship: a judge's jurisdiction, power, or office.
2
The judiciary: a collective term for the court system or the body of judges, justices etc.
3
A judge or justice.
4
A magistrate.
5
A Chief Justiciar: the highest political and judicial officer of the Kingdom of England in the 12th and 13th centuries.
6
A justiciar: a high-ranking judicial officer of medieval England or Scotland.
7
Various equivalent medieval offices elsewhere in Europe.
8
A believer in the doctrine (or heresy) that adherence to religious law redeems mankind before God.