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Added 9 October 2026

oxidation

/ɒksɪˈdeɪʃ(ə)n/ noun

noun Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about oxidation at Wordnik → Where our words come from →

The combination of a substance with oxygen.
A reaction in which the atoms of an element lose electrons and the oxidation state of the element increases.

Origin

From French oxydation, equivalent to oxide + -ation. See oxidate.

From Wiktionary, via Kaikki.org (CC BY-SA)

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