Definition

A device or structure where fuel is burned to produce heat, often used for heating buildings or processing materials.

Example

The furnace in the basement keeps the house warm during winter.

Conversation

Do you think we should check the furnace before winter hits?

Yeah, it's always good to make sure it's working properly.

Last year it broke down, and it got so cold in here!

I remember! Let's schedule a maintenance visit soon.

Synonyms & Antonyms

Root Explanation

Furnace → The word originates from Old French *fornace*, which comes from Latin *fornax* (meaning oven or furnace). It refers to a structure used for heating or melting materials.

Memory Tip

Think of the Latin word for oven ('fornax') to remember that a furnace is a place used for heating or melting.

Visually Confused Words