cathodic

American

[ka-thod-ik, -thoh-dik, kuh-] / kæˈθɒd ɪk, -ˈθoʊ dɪk, kə- /

Also cathodal

adjective

pertaining to a cathode or phenomena in its vicinity.

Other Word Forms

cathodally adverb
cathodically adverb

Etymology

Origin of cathodic

First recorded in 1830–40; cathode + -ic

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In contrast to conventional lithium-ion batteries, which have liquid organic electrolytes and use a polymer film to separate the anodic and cathodic compartments, all components of a solid-state battery are solids.

From Science Daily • Oct. 23, 2023

Which of these metals could be used as a sacrificial anode in the cathodic protection of an underground steel storage tank?

From Textbooks • Feb. 14, 2019

This is cathodic protection and can be used for metals other than just iron.

From Textbooks • Feb. 14, 2019

If the zinc layer is breached by either corrosion or mechanical abrasion, the iron may still be protected from corrosion by a cathodic protection process, which is described in the next paragraph.

From Textbooks • Feb. 14, 2019

Especially the first stage of the electro-osmosis produces a cathodic migration of the phenols, which may then be detected at a cathode by means of the iron and bromine reactions.

From Synthetic Tannins by Grasser, Georg

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023