- a utensil consisting of two pots, one of which fits partway into the other: water is boiled in the lower pot to cook or warm food or melt a substance in the upper.
Origin of double boiler
An Americanism dating back to 1875–80
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for double boiler
A double-boiler glue-pot is a necessity if recovering or recasing is to be done.Library Bookbinding
Arthur Low Bailey
Put the remainder of the milk on to heat in the double-boiler.
Put half a pint of milk in the double-boiler, and on the fire.
Put the milk in the upper part of the double-boiler, and heat.
Put the remainder of the milk on to boil in the double-boiler.
- US and Canadian a cooking utensil consisting of two saucepans, one fitting inside the other. The bottom saucepan contains water that, while boiling, gently heats food in the upper panAlso called (in Britain and certain other countries): double saucepan
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012