Meaning & use

Cathodic

adjective·Advanced

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Relating to, occurring at, or characteristic of a cathode, the electrode where reduction takes place in an electrochemical cell.

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Cathodic protection uses a sacrificial metal to prevent pipelines from rusting.

The reaction produced a cathodic current strong enough to measure with a simple meter.

A note on using this word

"Cathodic" contrasts with "anodic," the corresponding adjective for the anode; the terms are widely used in corrosion engineering and battery chemistry.

Words with an opposite meaning

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