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New American Oxford Dictionary

cold-weld

cold-weld ▶verb [ with obj. ] join (a piece of metal ) to another without the use of heat, by forcing them together so hard that the surface oxide films are disrupted and adhesion occurs.

 

Oxford Dictionary

cold-weld

cold-weld ▶verb [ with obj. ] join (a piece of metal ) to another without the use of heat, by forcing them together so hard that the surface oxide films are disrupted and adhesion occurs.