noun Date: 1872 a cooking utensil consisting of two saucepans fitting together so that the contents of the upper can be cooked or heated by boiling water in the lower
DOUBLE BOILER
Meaning of DOUBLE BOILER in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012