To eliminate or reduce a conditioned response in someone or something. The therapist worked to decondition the patient's fear of dogs through gradual exposure.
To cause someone to unlearn or break a habit or pattern of behavior. The program aims to decondition individuals from their reliance on fast food by teaching healthier eating habits.
To lose physical fitness or condition through inactivity; to become weaker or less fit. Without regular exercise, the astronauts' muscles began to decondition during the long mission.