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psychology

play
noun psy·chol·o·gy \-jē\

Simple Definition of psychology

  • : the science or study of the mind and behavior

  • : the way a person or group thinks

Full Definition of psychology

plural psy·chol·o·gies

  1. 1 :  the science of mind and behavior

  2. 2 a :  the mental or behavioral characteristics of an individual or group b :  the study of mind and behavior in relation to a particular field of knowledge or activity

  3. 3 :  a theory or system of psychology <Freudian psychology> <the psychology of Jung>

psy·chol·o·gist play \-jist\ noun

Examples of psychology

  1. She studied psychology in college.

  2. the psychology of an athlete

  3. the psychology of crowd behavior

  4. We need to understand the psychologies of the two people involved in the incident.



Origin of psychology

New Latin psychologia, from psych- + -logia -logy


First Known Use: 1653



PSYCHOLOGIST Defined for Kids

psychologist

noun psy·chol·o·gist \sī-ˈkä-lə-jəst\

Definition of psychologist

  1. :  a person specializing in psychology




Medical Dictionary

psychology

play
noun psy·chol·o·gy \-jē\

Medical Definition of psychology

plural psy·chol·o·gies

  1. 1:  the science of mind and behavior

  2. 2a:  the mental or behavioral characteristics typical of an individual or group or a particular form of behavior <mob psychology> <the psychology of arson>b:  the study of mind and behavior in relation to a particular field of knowledge or activity <color psychology> <the psychology of learning>

  3. 3:  a treatise on or a school, system, or branch of psychology





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