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Examples of iron oxide in a Sentence
Recent Examples on the Web
The red color of the fire retardant is caused by the chemical component iron oxide, commonly known as rust.
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Christopher Cann, USA TODAY, 13 Jan. 2025
Although its surface is covered in iron oxide dust, the red planet appears to the naked eye to have a golden-reddish light rather than purely a red light.
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Jamie Carter, Forbes, 16 Jan. 2025
The art that survives today uses a color red, which comes from mixing iron oxide taken from the soil.
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Joshua Rapp Learn, Discover Magazine, 15 Jan. 2025
Aerial fire suppressants are generally a mixture of water, ammonium phosphate — essentially fertilizer — and iron oxide, which is added to make the retardant visible, said Daniel McCurry, a civil and environmental engineering professor at the University of Southern California.
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Dillon Thomas, CBS News, 13 Jan. 2025
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Word History
First Known Use
1790, in the meaning defined above
Dictionary Entries Near iron oxide
Cite this Entry
“Iron oxide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/iron%20oxide. Accessed 17 Feb. 2025.
Kids Definition
iron oxide
noun
: any of the oxides of iron
especially
: ferric oxide
Medical Definition
iron oxide
noun
: any of several oxides of iron
especially
: ferric oxide
More from Merriam-Webster on iron oxide
Britannica.com: Encyclopedia article about iron oxide
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