|sīkə|läjə̇kəl, -jēk- adjective
also psy·cho·log·ic -jik
Etymology: psychology + -ic or -ical
1.
a. : relating to, characteristic of, directed toward, influencing, arising in, or acting through the mind especially in its affective or cognitive functions
psychological phenomena
the psychological aspects of a problem
psychological climate
organize the material on a psychological rather than a logical basis — A.G.Schmidt
b. : directed toward the will or toward the mind specifically in its conative function
psychological warfare
psychological strategy
2. : relating to, concerned with, deriving from, or used in psychology
psychological research
psychological tests
psychological criticism
psychological clinic
psychological assistant
3. : dealing with mental phenomena especially as interpreted or elucidated by the application of principles of psychology
psychological drama
psychological films
psychological novels