1. in a manner relating to or involving a cathode; by means of cathodic action or processes
Usage: technical; chemistry and electrochemistry

Examples

• The metal was protected cathodically by applying a negative electrical charge.
• In cathodic protection systems, the structure is cathodically polarized to prevent corrosion.
• The coating was applied cathodically using electrodeposition techniques.
• Steel pipelines are often protected cathodically in marine environments.
• The process works cathodically by making the metal the cathode in an electrochemical cell.