In this chapter, unless the context otherwise requires:
(1) “Rural area” means any area not included within the boundaries of any incorporated or unincorporated city, town, village, or borough having a population in excess of 2,500 persons;
(2) “Person” includes any natural person, firm, association, corporation, business trust, partnership, federal agency, state or political subdivision or agency thereof, or any body politic; and
(3) “Member” means each incorporator of a cooperative and each person admitted to and retaining membership therein, and shall include a husband and wife admitted to joint membership.