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anaesthesia

noun
🔊/ˌænəsˈθiːziə/
🔊/ˌænəsˈθiːʒə/
(US English anesthesia )
[uncountable]
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  1. the use of anaesthetics during medical operations麻醉
    • under anaesthesia surgery carried out under anaesthesia 麻醉下进行的手术
    Topics Medicinec2
  2. (specialist) the state of being unable to feel anything, especially pain感觉缺失；麻木
    3. Word Originearly 18th cent.: modern Latin, from Greek anaisthēsia, from an- ‘without’ + aisthēsis ‘sensation’.