face-harden definition

  • verb-transitive:
    • To solidify the surface of (a metal).
    • to solidify (metallic) by the addition of carbon.
    • To solidify the top of (a metal).
    • to harden (metal) by the addition of carbon.
  • others:
    • to produce tough on top; harden a thin layer-on the facial skin of (an item of metal); susceptible to a face-hardening procedure.
    • to help make tough on top; harden a thin layer-on the facial skin of (a piece of metal); susceptible to a face-hardening process.
  • verb:
    • harden metallic by adding carbon
    • harden metallic with the addition of carbon

Related Sources

  • Definition for "face-harden"
    • To solidify the surface of (a metal).
    • View More
  • Hypernym for "face-harden"
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