/ ˌegəʊˈmeɪniə; ˌiːgəʊ-; NAmE ˌiːgoʊ-/ noun
[ U ] a mental condition in which sb is interested in themselves or concerned about themselves in a way that is not normal
► ego·maniac / ˌegəʊˈmeɪniæk; ˌiːgəʊ-; NAmE ˌiːgoʊ-/ noun
► ego·ma·ni·acal / ˌegəʊməˈnaɪəkl; ˌiːgəʊ-; NAmE ˌiːgoʊ-/ adjective