As used in the Special Hospital District Act:
A. "board of trustees" means the governing board of the special hospital district;
B. "qualified elector" means a natural person resident in a proposed or existing special hospital district who is registered to vote in state general elections;
C. "special hospital district" means a district wherein a public hospital is located or is proposed to be created and which:
(1) is composed of contiguous and compact territory lying wholly within a single county; or
(2) is composed of contiguous and compact territory which includes all or a portion of two or more counties or any combination thereof; and
(3) contains within its boundaries one or more incorporated municipalities; or whose boundaries coincide and are concurrent with the territorial areas of one or more political subdivisions within such county or counties;
D. "hospital facility" includes a medical facility or an outpatient clinic or both; and
E. "subdistrict" means, in the case of a special hospital district composed of all or a portion of two or more counties, the portion of the special hospital district which is located in one county.