The word "anaesthetic" refers to a substance or drug that is used to numb or dull pain during surgery or medical procedures. It helps patients to not feel pain and allows doctors to perform their work without causing discomfort. Full definition
I still wasn't keen on the muffler - through - tailpipe option, so we chose womb razing under general anaesthetic in hospital... with the ex dropping me off and DD picking me up... (housegoeshome.com)
There are also different types of anaesthetics used depending on the circumstances. (breastfeeding.asn.au)
We accept that we need to carry out further clinical studies and we do not wish for our findings to alarm parents unnecessarily, but we do expect, in time, to improve clinical guidelines through our research to minimise the dosage of local anaesthetic drugs.» (sciencedaily.com)