Definition of AVAILABILITY. 1. : the quality or state of being available. 2. : an available person or thing.
Definition of EXECUTIVE OFFICER. : the officer second in command of a military or naval organization or vessel. ADVERTISEMENT. the officer second in command of a military or naval organization or vessel. ADVERTISEMENT.
Executive officers are ordinarily either elected or appointed by the governor. In some cases, officers are chosen by the state legislature or supreme court. There are an estimated 13 state executive offices in the United States.