nitrogen oxide

noun

: any of several oxides of nitrogen most of which are produced in combustion and are considered to be atmospheric pollutants: such as

Examples of nitrogen oxide in a Sentence

Recent Examples on the Web
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Colorado oil and gas operators expect to meet or exceed the state requirement of cutting nitrogen oxide emissions 30% by 2025. Judith Kohler, The Denver Post, 3 Oct. 2024 Last but not least, a government decision that will cut air pollution: Southern California regulators are requiring rail yard owners, including BNSF and Union Pacific, to sharply reduce lung-irritating nitrogen oxides. Sammy Roth, Los Angeles Times, 8 Aug. 2024 Ammonia pollution exceeds nitrogen One component of wet nitrogen — nitrogen oxides — has been reduced since the project began nearly 20 years ago. Noelle Phillips, The Denver Post, 8 Sep. 2024 Studies have shown a long and drawn-out reduction in eggshell thickness in blackbirds, song thrushes and mistle thrushes, for instance, all linked to acidification of their lowland environments, mostly through pollutants such as sulphur dioxide and nitrogen oxide. Jules Howard, TIME, 4 Sep. 2024 See all Example Sentences for nitrogen oxide 

Word History

First Known Use

1868, in the meaning defined above

Time Traveler
The first known use of nitrogen oxide was in 1868

Dictionary Entries Near nitrogen oxide

Cite this Entry

“Nitrogen oxide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nitrogen%20oxide. Accessed 14 Nov. 2024.

Kids Definition

nitrogen oxide

noun
: any of various oxides of nitrogen: as

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