Word Study
hardcover |
harden |
hardenbergia |
hardenbergia comnptoniana |
hardened |
hardener
| hardening
| hardening of the arteries
| harder
| harderian
| hardfern
hardener
CIDE DICTIONARY
hardener, n.
One who, or that which, hardens; specif., one who tempers tools. [1913 Webster]
For further exploring for "hardener" in Webster Dictionary Online