governor (governors plural )
1 n-count; n-title In some systems of government, a governor is a person who is in charge of the political administration of a region or state.
He was governor of the province in the late 1970s...
2 n-count A governor is a member of a committee which controls an organization such as a school or a hospital.
Governors are using the increased powers given to them to act against incompetent headteachers.
3 n-count In some British institutions, the governor is the most senior official, who is in charge of the institution. The incident was reported to the prison governor.
Governor-General (Governors-General plural )A Governor-General is a person who is sent to a former British colony as the chief representative of Britain.
(BRIT) n-count
...the former Governor-General of New Zealand.
lieutenant governor (lieutenant governors plural )
1 n-count A lieutenant governor is an elected official who acts as the deputy of a state governor in the United States.
(AM)
2 n-count A lieutenant governor is an official elected by the Canadian government to act as a representative of the British king or queen in a province of Canada.