a long-term mental disorder of a type involving a breakdown in the relation between thought, emotion, and behavior, leading to faulty perception, inappropriate actions and feelings, withdrawal from reality and personal relationships into fantasy and delusion, and a sense of mental fragmentation.
(in general use) a mentality or approach characterized by inconsistent or contradictory elements.
excessive or erotic interest in oneself and one's physical appearance.
synonyms:vanity, self-love, self-admiration, self-absorption, self-obsession, conceit, self-centeredness, self-regard, egotism, egoism
"his emotional development was hindered by his mother's narcissism"
extreme selfishness, with a grandiose view of one's own talents and a craving for admiration, as characterizing a personality type.
self-centeredness arising from failure to distinguish the self from external objects, either in very young babies or as a feature of mental disorder.