Activity refers to 1. A unit, organization, or installation performing a function or mission.  2. A function, mission, action, or collection of actions.  Also called ACT.

Definition 2.

Activity is a separate table of distribution and allowances organization under the direct supervision of a major Army command or lower level of command. An activity can be functionally described as having either a staff support or field operating mission.

Webster Dictionary Meaning

1. Activity
- The state or quality of being active; nimbleness; agility; vigorous action or operation; energy; active force; as, an increasing variety of human activities.
Category: Defense Terms
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