| Noun | 1. | ketamine hydrochloride - a general anesthetic and tranquilizer (not a barbiturate) that is administered intravenously or intramuscularly; used mainly by veterinarians or for minor surgery with geriatric or pediatric patients; taken in large doses it causes hallucinations similar to those associated with the use of PCPclub drug - a controlled subtance that is usually taken by young people at dance clubs and raves | |