hardening
Verb
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Verb
- present participle of harden#English|harden
hardening (plural hardenings)
- The process by which something hardens.
- That which hardens, such as a material used for converting the surface of iron into steel.
This text is extracted from the Wiktionary and it is available under the CC BY-SA 3.0 license | Terms and conditions | Privacy policy 0.004