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 Defined. Let's define an executive as a person who occupies a position of authority over people and other resources. The virtue of this definition is that it is compatible with saying that leadership and management aren't roles, that only executives occupy roles.