I.an‧aes‧the‧si‧a (also anesthesia American English) /ˌænəsˈθiːziə, ˌænɪsˈθiːziə $ -ʒə/ noun[UNCOUNTABLE] 1. the use of anaesthetics in medicine
2. the state of being unable to feel pain
II.an‧es‧the‧si‧a/ˌænəsˈθiːziə, ˌænɪsˈθiːziə $ -ʒə/ noun[UNCOUNTABLE] [date : 1700-1800; Language : Modern Latin; Origin : Greek anaisthesia, from aisthesis 'feeling'] the usual American spelling of anaesthesia
noun EXAMPLES FROM CORPUS ▪ Also, she learned that she had been under anesthesia for a much shorter time than she had thought. ▪ I remember his refusal of anesthesia when he had an operation on his leg and again a seri-ous abscess on his jaw. ▪ Laparotomy was carried out under ether anesthesia and cannulation of the bile duct was performed for continuous bile collection. ▪ Such postoperative headaches have traditionally been considered an unavoidable side effect of the anesthesia itself. ▪ The doctors investigated their hunch by having 142 randomly selected patients fill out a questionnaire after they re-covered from their anesthesia. ▪ There was no anesthesia, either, for the eighteen stitches it took to close all the wounds. ▪ These rarely seen specialists administer local and general anesthesia, handle pain control and monitor your vital signs during the operation. ▪ When blood tests are taken, we use local anesthesia, sprayed on the skin.