cathodic protection

(redirected from electrolytic protection)
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Related to electrolytic protection: anodic protection

cathodic protection

n
(Metallurgy) metallurgy a technique for protecting metal structures, such as steel ships and pipelines, from electrolytic corrosion by making the structure the cathode in a cell, either by applying an electromotive force directly or by putting it into contact with a more electropositive metal. See also sacrificial anode