Solder \Sol"der\, v. t. [imp. & p. p. {Soldered}; p. pr. & vb. n. {Soldering}.] [Formerlysoder. See {Solder}, n.] 1. To unite (metallic surfaces or edges) by the intervention of a more fusible metal or metallic alloy applied when melted; to join by means of metallic cement. [1913 Webster] 2. To mend; to patch up. "To solder up a broken cause." --Hooker. [1913 Webster]
Soldering \Sol"der*ing\, a. & n. from {Solder}, v. t. [1913 Webster] {Soldering iron}, {Soldering tool}, an instrument for soldering, consisting of a bit or bolt of copper having a pointed or wedge-shaped end, and furnished with a handle. [1913 Webster]