1. 
   Firebox
   [architecture] A firebox or firepit is the part of the fireplace where fuel is combusted, in distinction to the hearth, chimney, mantel, overdoor and flue elements of the total fireplace system. The firebox normally sits on a masonry base at the floor level of the room. Some fireboxes are la...
   Found op http://en.wikipedia.org/wiki/Firebox_(architecture)
   
   
2. 
   firebox
   [n] - a furnace (as on a steam locomotive) in which fuel is burned
   Found op http://www.webdictionary.co.uk/definition.php?query=firebox
   
   
3. 
   Firebox
   A steel box for installation into a fireplace opening designed to accept a gas fire
   Found op http://www.magiglo.co.uk/glossary.html
   
   
4. 
   firebox
   noun a furnace (as on a steam locomotive) in which fuel is burned
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=firebox
   
   
5. 
   Firebox
   [steam engine] In a steam engine, the firebox is the area where the fuel is burned, producing heat to boil the water in the boiler. Most are somewhat box-shaped, hence the name. ==Railway locomotive firebox == In the standard steam locomotive firetube type boiler, the firebox is surrounded b...
   Found op http://en.wikipedia.org/wiki/Firebox_(steam_engine)
   
   
6. 
   firebox
   1) Furnace 2) Locomotive furnace 3) Street-corner alarm
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/firebox/1
   
   

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