Hammer harden definitions

Hammer-harden

• (v. t.) To harden, as a metal, by hammering it in the cold state.
Found on http://thinkexist.com/dictionary/meaning/hammer-harden/

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Hammer-harden

Ham'mer-hard`en (-härd`'n) transitive verb To harden, as a metal, by hammering it in the cold state.
Found on http://www.encyclo.co.uk/webster/H/10

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