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.
Chief Executive-the person who holds the office of head of state of the United States government; the President likes to jog every morning.President of the United States, United States President, President.hief Executive-the person who holds the office of head of state of the United States government; the President likes to jog every morning.