Pronunciation: (noo-rō'sis, nyoo-),[key] —n., —pl.-sesPronunciation: (-sēz).[key]Psychiatry. 1. Also called psychoneurosis. a functional disorder in which feelings of anxiety, obsessional thoughts, compulsive acts, and physical complaints without objective evidence of disease, in various degrees and patterns, dominate the personality.
2. a relatively mild personality disorder typified by excessive anxiety or indecision and a degree of social or interpersonal maladjustment.