(1):

(n.) An excessive or exclusive regard to one's personal interest; self-interest; selfishness.

(2):

(n.) The principle, policy, or practice of maintaining individuality, or independence of the individual, in action; the theory or practice of maintaining the independence of individual initiative, action, and interests, as in industrial organization or in government.

(3):

(n.) The quality of being individual; individuality; personality.