Having the capacity to function effectively as an individual and an organization within the context of the cultural beliefs, behaviors, and needs presented by individuals and their communities.
In education, the ability to perform a skill or set of skills at a high level or levels determined to be necessary for basic job performance.
The ability to do something well, measured against a standard, especially ability which you get through experience or training.
In psychiatry, ability to manage one’s affairs, and by inference, being sane; usually stated as mental competence.