anaesthetic noun definition in Medication topic from the Oxford Advanced Learner's Dictionary

anaesthetic

 noun: Medication topic
[uncountable, countable] a drug that makes a person or an animal unable to feel anything, especially pain, either in the whole body or in a part of the body How long will I be under anaesthetic? They gave him a general anaesthetic (= one that makes you become unconscious). (a) local anaesthetic (= one that affects only a part of the body) We forget what life must have been like without anaesthetics and painkillers.