tea-urn

listen to the pronunciation of tea-urn
English - Turkish
semaver
çay semaver
büyük çaydanlık
English - English
an urn or pot, with a gravity-fed tap at the bottom, used for holding hot water, hot tea or hot coffee

But as I continued to advance, the noise increased, and became like the hissing of an enormous tea-urn.

an urn in which tea is brewed and from which it is served
a large metal container that you use for heating water to make a lot of cups of tea