A person eligible to vote in an election; a member of an electorate, a voter.
A member of an electoral college; specifically (US) an official selected by a state as a member of the Electoral College to elect the president and vice president of the United States.
A person eligible to vote to elect a Member of Parliament.
A person with great power; an autocrat.
An emperor of Russia (1547 to 1917) and of some South Slavic states.