society > occupation and work > equipment > furnace or kiln > furnace > parts of furnace > [noun] > opening through which fuel is fed (5)
An opening through which coal is introduced into a furnace; a fire-hole. Now rare.
The space in front of a furnace where the stokers stand to tend the fires; the aperture through which the fire is fed and tended; also Nautical, a…
a door giving access to the fire in a furnace or kiln; = fire door, n. 1.
the door through which the furnace is supplied with fuel; the furnace door.