| Noun | 1. | general anesthetic - an anesthetic that anesthetizes entire body and causes loss of consciousnessKetalar, ketamine, 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 PCP | |