from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The ethical doctrine that morality has its foundations in self-interest.
- n. The ethical belief that self-interest is the just and proper motive for all human conduct.
- n. Excessive preoccupation with one's own well-being and interests, usually accompanied by an inflated sense of self-importance.
- n. Egotism; conceit. See Synonyms at conceit.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The tendency to think of self and self-interest.
- n. The belief that moral behavior should be directed toward one's self-interest.
- n. egotism
from the GNU version of the Collaborative International Dictionary of English
- n. The doctrine of certain extreme adherents or disciples of Descartes and Johann Gottlieb Fichte, which finds all the elements of knowledge in the ego and the relations which it implies or provides for.
- n. Excessive love and thought of self; the habit of regarding one's self as the center of every interest; selfishness; -- opposed to
from The Century Dictionary and Cyclopedia
- n. The habit of valuing everything only in reference to one's personal interest; pure selfishness or exclusive reference to self as an element of character.
- n. In ethics, the doing or seeking of that which affords pleasure or advantage to one's self, in distinction to that which affords pleasure or advantage to others: opposed to altruism. In this sense the term does not necessarily imply anything reprehensible, and is not synonymous with egotism.
- n. In metaphysics, the opinion that no matter exists and only one mind, that of the individual holding the opinion.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. (ethics) the theory that the pursuit of your own welfare in the basis of morality
- n. concern for your own interests and welfare
ego + -ism. (Wiktionary)