Furnace word meaning and definition

[noun] an enclosed chamber in which heat is produced to heat buildings, destroy refuse, smelt or refine ores, etc.

\Fur"nace\, n. [OE. fornais, forneis, OF. fornaise, F. fournaise, from L. fornax; akin to furnus oven, and prob. to E. forceps.] 1. An inclosed place in which heat is produced by the combustion of fuel, as for reducing ores or melting metals, for warming a house, for baking pottery, etc.; as, an iron furnace; a hot-air furnace; a glass furnace; a boiler furnace, etc. Note: Furnaces are classified as wind or air. furnaces when the fire is urged only by the natural draught; as blast furnaces, when the fire is urged by the injection artificially of a forcible current of air; and as reverberatory furnaces, when the flame, in passing to the chimney, is thrown down by a low arched roof upon the materials operated upon. 2. A place or time of punishment, affiction, or great trial; severe experience or discipline. --Deut. iv. 20. {Bustamente furnace}, a shaft furnace for roasting quicksilver ores. {Furnace bridge}, Same as {Bridge wall}. See {Bridge}, n., 5. {Furnace} {cadmiam or cadmia}, the oxide of zinc which accumulates in the chimneys of furnaces smelting zinciferous ores. --Raymond. {Furnace hoist} (Iron Manuf.), a lift for raising ore, coal, etc., to the mouth of a blast furnace.
\Fur"nace\, n. 1. To throw out, or exhale, as from a furnace; also, to put into a furnace. [Obs. or R.] He furnaces The thick sighe from him. --Shak.

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