- to restore to a former or normal condition
- to alter or undo (a conditioned response)
verbde·con·di·tioned, de·con·di·tion·ing, de·con·di·tions
- Psychology To cause (a conditioned response) to become extinct.
- To cause to decline from a condition of physical fitness, as through a prolonged period of inactivity or, in astronauts, through weightlessness in space.
To lose physical fitness.
(third-person singular simple present deconditions, present participle deconditioning, simple past and past participle deconditioned)
de- + condition