Definition of Harden

  • 1. Become hard or harder Verb
  • 2. Make hard or harder Verb
  • 3. Harden by reheating and cooling in oil Verb
  • 4. Make fit Verb
  • 5. Cause to accept or become hardened to; habituate Verb

Synonyms for word "harden"

Semanticaly linked words with "harden"