softener
nounCA, UK /ˈsɒfənər/ · US /ˈsɔfənər/
Etymology From Middle English softener, equivalent to soften + -er.
› One who, or that which, softens.
1
A water softener.
2
Fabric softener.
3
Chemistry, Natural sciences, Physical sciences A substance added to make something softer.
- Derived terms
- stool softener