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.
- The ethical doctrine that morality has its foundations in self-interest.
- The ethical belief that self-interest is the just and proper motive for all human conduct.
- Excessive preoccupation with one's own well-being and interests, usually accompanied by an inflated sense of self-importance.
- Egotism; conceit. See Synonyms at conceit.