/ee"goh iz'euhm, eg"oh-/ , n.
1. the habit of valuing everything only in reference to one's personal interest; selfishness (opposed to altruism ).
2. egotism or conceit.
3. Ethics. the view that morality ultimately rests on self-interest.
[ 1775-85; égoïsme. See EGO, -ISM ]
Syn. 1. See egotism .