From Longman Dictionary of Contemporary Englishanaesthesiaan‧aes‧the‧si‧a (also anesthesia American English) /ˌænəsˈθiːziə $ -ʒə/ noun [uncountable] 1 MHthe use of anaesthetics in medicine2 PAINthe state of being unable to feel pain
Examples from the Corpus
anaesthesia• Operations were carried out under light ether anaesthesia.• Twenty four hours before admission she had had a transitional mole removed from her back under local anaesthesia in the outpatient department.• Nine patients had the procedure under local anaesthesia.• The risks of this condition after elective minor surgery under local anaesthesia have probably not been appreciated.• Surgeons, however, preferred total anaesthesia for such procedures; they still do. 