The Oxford Thesaurus An A-Z Dictionary of Synonyms - mentality n.

1) intelligence, brain, capacity, intellect, wit, sense, judgement, acuity, acumen, I.Q., rationality, understanding: I'd say that Frank is a man of average mentality. 2) inclination, attitude, bent, mind-set, disposition, frame of mind, temperament, outlook, view: The news betrays little about what is actually happening, but much about the mentality of the leadership. They criticized Britain's 'island mentality'.