Home
Apps
Mac + Safari
iPhone + iPad
Google Chrome
Mozilla Firefox
Opera
Microsoft Edge
Blog
Hilfe-Center
Kontakt
Home
Apps
Mac + Safari
iPhone + iPad
Google Chrome
Mozilla Firefox
Opera
Microsoft Edge
Blog
Hilfe-Center
Kontakt
Definition of "toughening" in Englisch
verb
present participle and gerund of toughen
noun
The process of making something tougher.