furnace

word

/ˈfɝnəs/
FUR-nuhs
/fˈɜːnɪs/
FUR-nis

Definition

A furnace is a device or chamber used to heat up air, metal, or other materials to a high temperature, often for heating buildings or in industrial processes.

Usage & Nuances

'Furnace' is common in North American English for residential heating; in the UK, 'boiler' or 'heater' is often used instead. In industry, a 'furnace' is used for melting metals or glass. Not used for cooking (unlike 'oven').

Example Sentences

They use a furnace to melt metal in the factory.

basic

Be careful, the furnace is very hot.

basic

Our old furnace broke down right before the snowstorm.

natural

You can hear the furnace kick on when it gets cold at night.

natural

The glassblowers work next to a roaring furnace all day long.

natural

The furnace heats the whole house in winter.

basic