This dictionary is specifically written in a simple language for easy grasping of psychology and allied sciences. About 8000 words used in the fields of psychiatry, psychology and neurology have been arranged in an alphabetical order along with their definitions. Some of the important terms of psychology and allied science related with India have also been included. This book will act as a supplement to Textbook of Clinical Psychology written by same author and published by the same publishers. This book will prove beneficial for psychology & medical undergraduate and postgraduate students. It is also useful for civil service aspirants and students preparing for various other competitive examinations.