stokehold

The area or compartment into which a ship’s furnaces or boilers open.

The space below the decks of a steam-vessel where the boilers are located and fired; a stoke-hole.

The space, or any of the spaces, in front of the boilers of a ship, from which the furnaces are fed; the stokehole of a ship; also, a room containing a ship’s boilers; ; — called also, in American ships, fireroom.

a chamber where a ship’s furnaces are stoked.

(nautical) chamber or compartment in which the furnaces of a ship are stoked or fired