/noo roh"sis, nyoo-/ , n. , pl. neuroses /-seez/ . 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.
[ 1770-80; ]