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1. The application of a thin layer of soft solder to the ends of wires before soldering them
   "careful tinning of the ends of wires results in a better joint when you solder them"
    
2. The application of a protective layer of tin
   - tin-plating

1. Plate with tin
    
2. (cooking) preserve in a can or tin
   "tinned foods are not very tasty";
   - can, put up
    
3. Prepare (a metal) for soldering or brazing by applying a thin layer of solder to the surface

Derived forms: tinnings

Type of: application, coating, covering, keep, plate, preserve

Encyclopedia: Tinning