Definition of Mission

Definition Last Updated 17-Dec-2015 12:51

A mission is a behaviour intended to achieve a specified goal which does not terminate on achievement of that goal, since it is recognised that the benefits delivered by achieving the goal may be lost or diminished should the activity cease.

Note that as a behaviour, a mission is an attribute of a performer for whom the performance may be an outcome or goal.


Mission is expressed as relationships of the forms:

[Mission] is an [activity] for achieving goal

[Performer] has [mission] as [goal] (or [objective])

[Goal] requires [mission] because [rationale]


Mission is a defined term of Enterprise Architecture. Mission is a defined term of Business Analysis.

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