As used in this part, the following words and terms shall have the meanings ascribed to them in this section except when the context clearly indicates otherwise:

(1) “County charter” means the charter by which county government in this state may exercise all powers of local self-government not inconsistent with general law and as adopted by a vote of the electors of the county.
(2) “Form of county government” is that form adopted by the electors providing for the operation of a county government operating under a charter which shall be provided in the charter.
(3) “Officer” means all officials of county government operating under a charter which shall be provided in the charter.