Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun boiler

2 senses of boiler

Sense 1
boiler, steam boiler -- (sealed vessel where water is converted to steam)
       => vessel -- (an object used as a container (especially for liquids))

Sense 2
kettle, boiler -- (a metal pot for stewing or boiling; usually has a lid)
       => pot -- (metal or earthenware cooking vessel that is usually round and deep; often has a handle and lid)