firebox

[ fahyuhr-boks ]

/ ˈfaɪərˌbɒks /

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noun

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.

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Origin of firebox

First recorded in 1545–55; fire + box¹

Words nearby firebox

fire blight, fireboard, fireboat, firebomb, fire boss, firebox, firebrand, firebrat, firebreak, firebrick, fire brigade

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use firebox in a sentence

While the tabs themselves will appear in Firebox as usual, you can also access them through a sidebar.
5 browser extensions that will keep you from drowning in tabs|David Nield|January 12, 2022|Popular-Science
Solo StoveThe Big Green Egg’s oblong ceramic chamber draws heat from a pile of charcoal burning in a firebox below.
The best grills for any kind of outdoor cooking|Stan Horaczek|August 30, 2021|Popular-Science
As for that grill—a steel and brick firebox built into the wooden framing that supported the patio’s roof—Skenes was well aware of the danger that might pose.
This Oddball Chef Wants to Serve You Wild Animals|Daniel Duane|April 5, 2021|Outside Online
The live cinders from the firebox went up the chimney all night, and fell in showers on deck.
Over the Sliprails|Henry Lawson

The earliest of the modern steam boilers to come into use was the locomotive fire tube type, with a special firebox.
Farm Engines and How to Run Them|James H. Stephenson
Crown-sheetThe sheet of steel at the top of the firebox, just under the water in the boiler.
Farm Engines and How to Run Them|James H. Stephenson
In a locomotive boiler the mud accumulates in the water leg, below the firebox.
Farm Engines and How to Run Them|James H. Stephenson
Instead, he throws on great shovelsful of coal at a time, and has the coal up to the firebox door.
Farm Engines and How to Run Them|James H. Stephenson

British Dictionary definitions for firebox

firebox

/ (ˈfaɪəˌbɒks) /

noun

the furnace chamber of a boiler in a steam locomotive

an obsolete word for tinderbox

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012