Definition of blast furnace Blast furnace

blast fur•nace

We found 3 definitions of blast furnace from 3 different sources.

What does blast furnace mean?

Noun
blast furnace - a furnace for smelting of iron from iron oxide ores; combustion is intensified by a blast of air
		furnace an enclosed chamber in which heat is produced to heat buildings, destroy refuse, smelt or refine ores, etc.

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blast furnace (Noun)
A furnace in which iron ore is smelted to iron, the process being intensified by a blast of hot air.

blast furnace
A tall, cylindrical smelting furnace for reducing iron ore to pig iron; the blast of air blown through solid fuel increases the combustion rate.