obsessive-compulsive disordercharacterized by the tendency to experience intrusive and unwanted thoughts and urges (obsession) and/or the need to engage in repetitive behaviors or mental acts (compulsions) in response to the unwanted thoughts and urgesElon.io is an online learning platformWe have an entire course teaching Psychology grammar and vocabulary.Start learning Psychology nowYour questions are stored by us to improve Elon.ioYou've reached your AI usage limitSign up to increase your limit.