neurosis
/njʊəˈrəʊsɪs/noun
(pl. neuroses /-siːz/)
1- Medicine a relatively mild mental illness that is not caused by organic disease, involving symptoms of stress (depression, anxiety, obsessive behaviour, hypochondria) but not a radical loss of touch with reality【医】神经机能病, 神经（官能）症。比较PSYCHOSIS.
1.1
- (in non-technical use) excessive and irrational anxiety or obsession（非技术用语）恐惧症：
apprehension over mounting debt has created a collective neurosis in the business world.
对债务攀升的忧虑在商界造成了集体性的恐惧症。
词源