1. a device or apparatus for carbonating water or other liquids by injecting carbon dioxide gas
Usage: chiefly historical; also spelled gazogène

Examples

• The Victorian household kept a gazogene in the pantry to make sparkling water.
• Before modern soda fountains, a gazogene was the primary way to carbonate beverages at home.
• She operated the gazogene by hand to create fizzy drinks for the dinner party.
• The antique gazogene on display showed how people made carbonated water in the 19th century.