Another name for diethyl ether, a volatile flammable liquid historically used as an anesthetic and solvent in chemistry.
From ethoxy (ethyl-oxygen group) + ethane. This is the IUPAC systematic name for what's commonly called 'ether,' reflecting scientific nomenclature rules.
Ethoxyethane was the first safe anesthetic used in surgery in 1842, changing medicine completely—people could finally be unconscious for operations instead of screaming while surgeons worked fast.
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