What does firebox mean?
A compartment in a furnace or boiler for burning fuel, or a device for igniting a fire in a fireplace. A firebox is also a type of wood-burning stove.
Example
"The firebox in the old furnace was clogged with soot, reducing its efficiency."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.