(n.) A large kettle or boiler of copper, brass, or iron. [Written also cauldron.]
Example Sentences:
(1) My favorite is Sichuan hotpot, a bubbling caldron of slow-cooked broth infused with fiery peppers and chili oil which you cook fresh meat and vegetables in.
(2) After a one-hour duration of action the mixture was diluted with water (in proporation to the added HCl volume the double amount of water) and steamed in an electric steaming caldron for one hour.
Chaldron
Definition:
(n.) An English dry measure, being, at London, 36 bushels heaped up, or its equivalent weight, and more than twice as much at Newcastle. Now used exclusively for coal and coke.