The meaning of the expression 'organic psychoses' and the term 'organic' in nowadays professional language of the psychiatrist is exaniined on the ground of a historical view of the development of the notions in the last 75 years. There are 5 different meanings, in which the term 'organic' is used.
Pleaded is maintenance of the expression 'organic psychoses', with which must be indicated the group of psychic disturbances, which can be considered as symptoms of demonstrable morbid (either in anatomical structure or in function) of the brain.