egoism egohood • egoist · · · Info · Definitions · Synonyms · Antonyms · Characters · · egoism · · Text Latin · · Script 6 · · Length Definitions · · · (noun) (ethics) the theory that the pursuit of your own welfare in the basis of morality. · · Noun Definition 1 (noun) concern for your own interests and welfare. Synonyms: egocentrism, self-interest, self-concern, self-centeredness. · · Noun Definition 2 Synonyms · · · egocentrism · · Synonym 1 self-interest · · Synonym 2 self-concern · · Synonym 3 self-centeredness · · Synonym 4 Antonyms · · · altruism · · Antonym 0 selflessness · · Antonym 1 Characters · · e latin small letter e U+0065 g latin small letter g U+0067 i latin small letter i U+0069 m latin small letter m U+006D o latin small letter o U+006F s latin small letter s U+0073