The administrator of an opera house or theater.
A governor in various specific contexts, including certain South American countries, and historically in the kingdoms of Spain, Portugal, and France, and in imperial China.
A person presiding over a meeting; a chair, presiding officer, presider.
Primary leader of a corporation. Not to be confused with CEO, which is a related but separate position that is sometimes held by a different person.
In presidential republics, the head of government and head of state.
The head of state of a republic.
To act as president; to do presidential duties.