( NAmE also cal·dron ) / ˈkɔːldrən; NAmE / noun
a large deep pot for boiling liquids or cooking food over a fire :
a witch's cauldron
( figurative )
The stadium was a seething cauldron of emotion.
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WORD ORIGIN
Middle English : from Anglo-Norman French caudron , based on Latin caldarium , calidarium cooking-pot, from calidus hot.