Whenever used or referred to in this chapter , unless a different meaning clearly appears from the context: 1. “County agricultural extension council” , hereinafter referred to as “extension council” , means the agency created and constituted as provided in section 176A.5 . 2. “County agricultural extension district” , hereinafter referred to as “extension district” , means a governmental subdivision of this state, and a public body corporate organized in accordance with the provisions of this chapter for the purposes, with the powers, and subject to the restrictions set forth in this chapter . 3. “Director of extension” means the “director of Iowa state university of science and technology extension service”, and shall hereinafter be referred to as “director of extension” . 4. “Extension service” means the “cooperative extension service in agriculture and home economics of Iowa state university”, and shall hereinafter be referred to as “extension service” . 5. “Iowa state university” means the “Iowa state university of science and technology”, and shall hereinafter be referred to as “Iowa state university” . [C58, 62, 66, 71, 73, 75, 77, 79, 81, §176A.3 ] 2009 Acts, ch 41, §69