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  1. PSYCHOLOGICAL Definition & Meaning - Merriam-Webster

    The meaning of PSYCHOLOGICAL is of or relating to psychology. How to use psychological in a sentence.

  2. Psychology - Wikipedia

    Psychology is the scientific study of the mind and behavior. [1][2] Its subject matter includes the behavior of humans and nonhumans, both conscious and unconscious phenomena, and mental processes …

  3. PSYCHOLOGICAL | English meaning - Cambridge Dictionary

    PSYCHOLOGICAL definition: 1. relating to the human mind and feelings: 2. (of an illness or other physical problem) caused by….

  4. Definition, History, Fields, Methods, & Facts - Britannica

    Jan 16, 2026 · psychology, scientific discipline that studies mental states and processes and behaviour in humans and other animals. The discipline of psychology is broadly divisible into two parts: a large …

  5. Psychological - definition of psychological by The Free Dictionary

    1. of or pertaining to psychology. 2. pertaining to the mind or to mental phenomena as the subject matter of psychology. 3. of, pertaining to, dealing with, or affecting the mind, esp. as a function of …

  6. American Psychological Association (APA)

    Explore evidence-based learning modules that use psychological science to explain why our minds are susceptible to misinformation and how we can defend against it.

  7. psychological adjective - Definition, pictures, pronunciation and usage ...

    Definition of psychological adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

  8. What does psychological mean? - Definitions.net

    Psychology is the scientific study of mind and behavior. Psychology includes the study of conscious and unconscious phenomena, including feelings and thoughts. It is an academic discipline of immense …

  9. Psychology | Psychology Today

    Psychology is the study of the mind and behavior. It arose as a discipline distinct from philosophy in the late 19 th century.

  10. Psychology Theories & Concepts

    Psychology Explore a wide array of psychological theories and concepts that explain human thoughts, behaviors, and emotions. From foundational theories like behaviorism and psychoanalysis to …