Noun: hardener haa(r)d-(u-)nu(r)
- One that hardens, especially a substance added to varnish or paint to give it a harder surface or finish
"The carpenter added a hardener to the epoxy to ensure a durable finish"
- A substance added to increase the hardness or durability of a material
"Epoxy resin requires a hardener to cure properly"
Derived forms: hardeners
Type of: agent
Encyclopedia: Hardener