n. - One of two magistrates of Rome who took a register of the number and property of citizens, and who also exercised the office of inspector of morals and conduct.
n. - One who is empowered to examine manuscripts before they are committed to the press, and to forbid their publication if they contain anything obnoxious; -- an official in some European countries.
n. - One given to fault-finding; a censurer.
n. - A critic; a reviewer.