Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

hardener

play
noun hard·en·er \ˈhärd-nər, ˈhär-dən-ər\

Definition of hardener

  1. :  one that hardens; especially :  a substance added (as to a paint or varnish) to harden the film



1611

First Known Use of hardener

1611


Seen and Heard

What made you want to look up hardener? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

looking or feeling very sad

Get Word of the Day daily email!