iron oxide

American

[ahy-ern ahks-ahyd] / ˈaɪ ərn ˈɑks aɪd /

noun

an oxide of iron, especially ferric oxide.

iron oxide Scientific

Any of various oxides of iron, such as ferric oxide or ferrous oxide.

Other Word Forms

Derived Forms

Inflected Forms

Nouns

iron oxides

plural

Example Sentences

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See Examples For:

iron oxide

Together, these mechanisms make iron oxide minerals highly adaptable carbon binders.

From Science Daily ● Feb. 9, 2026

Customs documents said the shipment carried iron oxide when it left the Balkan nation for Thailand.

From Barron's ● Feb. 4, 2026

In addition to ferrihydrite the researchers used various quantities of iron oxide phases like magnetite, hematite, feroxyhyte and schwertmannite.

From Salon ● Mar. 1, 2025

In iron ore, negatively charged iron is bound to positively charged oxygen, forming iron oxide, or rust.

From Science Magazine ● Apr. 30, 2024

The planet's famous red color is from iron oxide coating everything.

From "The Martian" by Andy Weir

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