open-hearth Hear it!

open-hearth definition

open-hearth (ō′pən härt̸h′)

adjective

  1. designating a furnace with a wide, saucer-shaped hearth and a low roof, used in making steel
  2. using a furnace of this kind the open-hearth process

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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