What is Psychology?

The word psychology is from Greek: ψυχή (psukhē: "breath", "spirit", "soul"); and -λογία (-logia: "study of")
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1. "Psychology is a branch of science which deals with the study of human mind and behavior".

2. "The knowledge of human mind and behavior is called Psychology".
Psychological knowledge is applied to various spheres of human activity including the family, education, employment, and to the treatment of mental health problems.

3. Psychology (its. "study of the soul" or "study of the mind".