Open-hearth

adj

adj ·Rare ·Advanced level

Definitions

Adjective
  1. 1
    Describing a reverberatory furnace used to make steel, usually in mass-produced quantities. not-comparable

    "a then-new steel mill with three large open-hearth furnaces"

  2. 2
    Designating the steel so produced. not-comparable

    "Early open-hearth steels, beating crucible steels on price but often unable to match their quality, were nonetheless well suited to many applications where extreme strength was superfluous but low cost was essential."

  3. 3
    Describing an open hearth in the home, especially in premodern centuries when such hearths were more common. not-comparable

    "the little tricks of open-hearth cooking that she had nearly forgotten after years behind a coal range"

Adjective
  1. 1
    of or relating to or produced by the open-hearth process wordnet

Example

More examples

"a then-new steel mill with three large open-hearth furnaces"

Related phrases

open-hearth furnaceopen-hearth process

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.