1. especially indicating a form of prosecution in which proceedings are secret and the accused is questioned by a prosecutor who acts also as the judge

2. marked by inquisitive interest; especially suggestive of an ecclesiastical inquisitor

- the press was inquisitorial to the point of antagonism

- a practical police force with true inquisitorial talents

Similar word(s): inquiring

3. having the authority to conduct official investigations

- the inquisitorial power of the Senate

Similar word(s): inquiring