pro-oxidantn.adj.

Brit.

/(ˌ)prəʊˈɒksᵻd(ə)nt/, U.S.

/proʊˈɑksədnt/

Forms: 1900s– pro-oxidant, 1900s– proöxidant.

Origin: Formed within English, by derivation. Etymons: pro- prefix¹, oxidant n.

Etymology: < pro- prefix¹ + oxidant n. Compare slightly later anti-oxidant n.

Chemistry.

A. n.

A substance that promotes oxidation.

ΚΠ

1930 Industr. & Engin. Chem. 22 341/2 (heading) Proöxidants and antioxidants.

1969 Jrnl. Lipid Res. 10 561 Dehydroascorbic acid was a weaker prooxidant than ascorbic acid.

2001 Observer 27 May i. 22/8 In large amounts it [sc. vitamin C] is thought not to be an anti-oxidant but a pro-oxidant, the opposite of its intended effect.

B. adj.

That promotes oxidation; designating or relating to a prooxidant.

ΚΠ

1937 Industr. & Engin. Chem. (Industr. ed.) 29 151/2 The rate and extent of such reactions can be influenced by..the incorporation or presence of certain proöxidant or antioxidant substances.

1980 Jrnl. Food Sci. 45 1736 The prooxidant effect of NaCl was observed in pre- and postrigor ground and salted samples.

1998 New Scientist 28 Nov. 90/2 (advt.) The aim of the project is to discover the biochemical mechanisms of this switch from anti-oxidant to pro-oxidant activity.

This is a new entry (OED Third Edition, June 2007; most recently modified version published online March 2022).

单词	pro-oxidant
释义	pro-oxidantn.adj. Brit. /(ˌ)prəʊˈɒksᵻd(ə)nt/, U.S. /proʊˈɑksədnt/ Forms: 1900s– pro-oxidant, 1900s– proöxidant. Origin: Formed within English, by derivation. Etymons: pro- prefix¹, oxidant n. Etymology: < pro- prefix¹ + oxidant n. Compare slightly later anti-oxidant n. Chemistry. A. n. A substance that promotes oxidation. ΚΠ 1930 Industr. & Engin. Chem. 22 341/2 (heading) Proöxidants and antioxidants. 1969 Jrnl. Lipid Res. 10 561 Dehydroascorbic acid was a weaker prooxidant than ascorbic acid. 2001 Observer 27 May i. 22/8 In large amounts it [sc. vitamin C] is thought not to be an anti-oxidant but a pro-oxidant, the opposite of its intended effect. B. adj. That promotes oxidation; designating or relating to a prooxidant. ΚΠ 1937 Industr. & Engin. Chem. (Industr. ed.) 29 151/2 The rate and extent of such reactions can be influenced by..the incorporation or presence of certain proöxidant or antioxidant substances. 1980 Jrnl. Food Sci. 45 1736 The prooxidant effect of NaCl was observed in pre- and postrigor ground and salted samples. 1998 New Scientist 28 Nov. 90/2 (advt.) The aim of the project is to discover the biochemical mechanisms of this switch from anti-oxidant to pro-oxidant activity. This is a new entry (OED Third Edition, June 2007; most recently modified version published online March 2022). < n.adj.1930
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