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

Examples

• The Victorian gasogene was a common fixture in middle-class homes for making fizzy drinks.
• She used the gasogene to add bubbles to the mineral water.
• The antique gasogene on the shelf was no longer functional but remained a decorative piece.
• Before modern soda makers, families relied on the gasogene to carbonate their beverages at home.