- mental disease
- mental disorder
- mental health disorder
- psychiatric disorder
- psychiatric illness
- psychological disorder
- Psychiatric illness or diseases manifested by breakdowns in the adaptational process expressed primarily as abnormalities of thought, feeling, and behavior producing either distress or impairment of function.
Definition from: MeSH via Unified Medical Language System at the National Library of Medicine
- Broad class of abnormalities of thought, feeling, and behavior, resulting in distress or impairment.
Definition from: CRISP Thesaurus via Unified Medical Language System at the National Library of Medicine
- A mental or bodily condition marked primarily by sufficient disorganization of personality, mind, and emotions to seriously impair the normal psychological functioning of the individual.
Definition from: Merriam-Webster's Medical Dictionary by Merriam-Webster Inc.
Related discussion in the Handbook
See also Understanding Medical Terminology.