Category: D

  • Drive-stimulus reduction theory

    The version of drive-reduction theory that maintains that it is the reduction in the intensity of the drive stimulus that provides the basis for reinforcement.  

  • Drive stimulus

    A stimulus associated with a drive.  

  • Drive-reduction theory

    The precept that all built- in rewards are responsible for some noxious body state. This theory tends to ignore motives.  

  • Drive reducer

    A condition or set of circumstances that act to lessen physiological arousal or need state.  

  • Drift angle

    The angle that is formed when the steering wheel of a car is turned and the center line of the front tires heads away from the direction in which the vehicle is traveling.  

  • Drift

    Random genetic drift.  

  • Dressing

    Sterile gauze or compresses of various sizes applied and fixed in position for the protection of a wound. A covering or bandage applied to a wound to protect it. Materials used to cover and protect a wound; a dressing is also called a BANDAGE. Dressings vary in type and in the material used to make…

  • Dream analysis

    The attempt by a psychotherapist to interpret a person’s dreams to reveal symbolic meaning to dream episodes. The systematic study of the content of dreams as a way of understanding a person’s unconscious mind. Dream analysis has been used in psychiatry and psychology since the time of Sigmund Freud, who called dreams the “royal road…

  • Dread disease policy

    An insurance policy that protects a person against a specific disease.  

  • Draw a person test

    A projective test in which the subject, who is usually a child, draws a person, then draws one of the opposite sex. The results can be scored for cognitive development or for psychotherapy. A nonverbal test used to assess intelligence and to screen for emotional and behavioral disorders. It was developed in 1967 by Karen…