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Synonyms

double boiler

American  

noun

  1. 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.


double boiler British  

noun

  1. Also called (in Britain and certain other countries): double saucepan.  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 pan

"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

Etymology

Origin of double boiler

An Americanism dating back to 1875–80