regent
/ˈrɛdʒənt/Definitions
1. noun
a person who rules or governs a country or state in the absence or disability of the monarch or sovereign.
“The prince served as regent for his ailing father.”
2. noun
a person who manages or directs an organization or institution, especially one that is being reorganized or is in a state of crisis.
“The new board member became the regent of the company during its financial crisis.”
3. noun
a person who serves as the chief executive of a college or university, especially one that is a governing body.
“The regent of the university played a key role in its decision-making process.”
4. verb
to rule or govern a country or state in the absence or disability of the monarch or sovereign.
“The prince regents the country in his father’s stead.”