Definition of “oxidize” - English Dictionary

“oxidize” in British English

See all translations

oxidizeverb [ I or T ]

UK usually oxidise uk /ˈɒk.sɪ.daɪz/ us /ˈɑːk.sə.daɪz/

If a substance oxidizes, it combines with oxygen and loses hydrogen to form another substance, and if something oxidizes a substance, it causes it to do this:

Iron oxidizes to form rust.
When you heat fat, it oxidizes easily.

If a chemical element oxidizes, it loses electrons (= very small pieces of matter with negative electrical charge) and if you oxidize it, you cause it to do this.

noun [ U ] UK usually oxidisation uk /ˌɒk.sɪ.daɪˈzeɪ.ʃən/ us /ˌɑːk.sə.dəˈzeɪ.ʃən/ US usually oxidation,

(Definition of “oxidize” from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

“oxidize” in American English

See all translations

oxidizeverb [ I/T ]


chemistry to react with oxygen and rust

chemistry Oxidize also means to cause an atom or group of atoms to lose electrons during a chemical reaction.

(Definition of “oxidize” from the Cambridge Academic Content Dictionary © Cambridge University Press)