Psychological Disorders List - Symptoms and Diagnosis. This psychological disorders list and directory has been abbreviated from the Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition (DSM-IV). This manual is the most widely used diagnostic criteria for the classification of psychological disorders. Adjustment Disorders.
pest â(plural pests). ( 1 originally) A plague, pestilence, epidemic. 2  An annoying, harmful, often destructive creature. 3  An annoying person.( 4 Britain, slang) Someone with poor social discipline who continually bothers uninterested women.est â(plural pests). ( 1 originally) A plague, pestilence, epidemic. 2  An annoying, harmful, often destructive creature. 3  An annoying person.
PEST is an acronym for Political, Economic, Social and Technological. This analysis is used to assess these four external factors in relation to your business situation.Basically, a PEST analysis helps you determine how these factors will affect the performance and activities of your business in the long-term.t is often used in collaboration with other analytical business tools like the SWOT analysis and Porterâs Five Forces to give a clear understanding of a situation and related internal and external factors.