{s} (Medicine) serving to reduce the ability to feel pain, of or pertaining to reducing sensitivity to pain (of drugs); (Pathology) causing lack of feeling (of a disease)
an·aes·thet·ic anaesthetics in AM and sometimes in BRIT, use anesthetic Anaesthetic is a substance that doctors use to stop you feeling pain during an operation, either in the whole of your body when you are unconscious, or in a part of your body when you are awake. The operation is carried out under a general anaesthetic. a drug that stops you feeling pain under anaesthetic