1. of or relating to a magistrate

- official magisterial functions

2. offensively self-assured or given to exercising usually unwarranted power

- managed the employees in an aloof magisterial way

Similar word(s): domineering, autocratic, bossy, dominating, peremptory

3. used of a person's appearance or behavior; befitting an eminent person

- she reigned in magisterial beauty

Similar word(s): dignified, distinguished, grand, imposing