proconsul
/ˈproʊkɑnzəl/ PROH-kon-sul
Definitions
1. noun
A Roman magistrate who governed a province in the name of the Roman Senate, equivalent to a modern-day governor.
“The Roman Empire appointed a proconsul to oversee the newly acquired territories.”
2. noun
A person who acts as the representative or deputy of another, often in a position of authority.
“The company’s CEO acted as a proconsul for the entire board of directors.”