In this subchapter:
(1) “Commissioner” means the individual in charge of the opportunity schools and partnership program under this subchapter.
(2) “Council” means the opportunity schools and partnership program advisory council.
(3) “County” means a county having a population of 750,000 or more.
(4) “County executive” means the chief elected official of a county.
(5) “Eligible school” means a public school in the school district operating under this chapter identified on the annual report submitted by the state superintendent under s. 115.28 (10m) (a).