Alternative spelling of cooperatively

(algebra, computing) A symbol representing unary operation; an operator taking one operand.

(algebra, computing) A symbol representing binary operation; an operator taking two operands.

Alternative spelling of postoperative

A description, usually graphical, showing the major participants or components in a system and their interrelationships.

(dated) A person who operates a radio transmitter on a ship or in an outpost, military unit, etc., in order to communicate over long distances.

plural of telephone operator

plural of operating expense

A person who accomplishes tasks with efficiency and grace, especially one with verbal skills who is persuasive in interpersonal relationships, negotiation, etc.

plural of wireless operator