Cucurbit
The cucurbit is one of the pieces of the still; it is the part getting in the cooker where distillation substances are submitted to high flame distillation or containing the bain-marie when liqueurs are required for distillation. There are many different kinds of cucurbits; in case of big still it is called boiler.
Font: L.S. Lenormand, L'Art du distillateur, Parigi 1817.