gasogene

Meanings

1. 1
   noun

   historical: a Victorian device with two connected glass globes that generated carbon dioxide and dispensed carbonated water

   A gasogene stood beside the spirits so that guests could mix soda water with their drinks.

Formed from gas + the combining vowel -o- + -gene, 'producer.' The name literally describes an apparatus that generates gas, here carbon dioxide produced inside a Victorian soda-water bottle.

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