Also known as: PA., PA..., PA-
PA has various meanings in the Governmental & Military category. Discover the full forms, definitions, and usage contexts of PA in Governmental & Military.
Psychoanalysis is a set of theories and therapeutic techniques related to the study of the unconscious mind, which together form a method of treatment for mental-health disorders. The discipline was established in the early 1890s by Austrian neurologist Sigmund Freud and stemmed partly from the clinical work of Josef Breuer and others.
Governmental & MilitaryAn atmospheric pressure expressed in terms of altitude which corresponds to that pressure in the Standard Atmosphere.
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