Operational planning associated with the conduct of a continuing operation, campaign, or war to attain defined objectives. At the national level, it includes the development of strategy and the assignment of strategic tasks to the combatant commanders. At the theater level, it includes the development of campaign plans to attain assigned objectives and the preparation of operation plans and operation orders to prosecute the campaign. At lower levels, implementation planning prepares for the execution of assigned tasks or logistic missions. See also joint operation planning.
Dictionary of Military and Associated Terms. US Department of Defense 2005.