firebox

[ fahyuh r-boks ]

/ ˈfaɪərˌbɒks /

the box or chamber containing the fire of a steam boiler, furnace, etc.

the furnace of a locomotive, where coal, oil, or other fuel is burned to generate steam.

a box or panel with a device for notifying the fire station of an outbreak of fire.

Obsolete. a tinderbox.

Origin of firebox

First recorded in 1545–55; fire + box¹

The shirt followed the leggings, after which, with a dull clanking of the stove lids, he covered the firebox.

The Rich Little Poor Boy |Eleanor Gates
As there is no firebox, the boiler is mounted above the axle, not by bolting a plate to the side of the firebox.

Farm Engines and How to Run Them |James H. Stephenson
He cooked himself an excellent supper, toasting bread and frankfurters in the firebox of the roller.

Where the Blue Begins |Christopher Morley
In a locomotive boiler the mud accumulates in the water leg, below the firebox.

Farm Engines and How to Run Them |James H. Stephenson

Beam axle of the engine is behind the firebox, and is a single solid steel shaft.

Farm Engines and How to Run Them |James H. Stephenson

firebox

/ (ˈfaɪəˌbɒks) /

the furnace chamber of a boiler in a steam locomotive

an obsolete word for tinderbox