oil-harden

[ oil-hahr-dn ]
/ ˈɔɪlˌhɑr dn /

verb (used with object) Metallurgy.

to quench (steel) in a bath of oil.

Nearby words

  1. oil spill,
  2. oil tanker,
  3. oil varnish,
  4. oil well,
  5. oil-cooled,
  6. oil-immersion objective,
  7. oil-plant,
  8. oil-seed rape,
  9. oilbird,
  10. oilcan

Compare water-harden.

Origin of oil-harden

First recorded in 1900–05

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019