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 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 According to the draft air permit, St. Charles Clean Fuels anticipates the plant will release nearly 67 tons of nitrogen oxides that are hazardous to public health and 59 tons of ammonia every year. Yessenia Funes, Vox, 9 Aug. 2024 New electrification rules for a four-county area, when fully implemented, will slash nitrogen oxide pollution by 5.6 tons per day – comparable to cutting half of all smog emissions from the region’s cars. Cameron Pugh, The Christian Science Monitor, 5 Aug. 2024 See all Example Sentences for nitrogen oxide 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'nitrogen oxide.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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 21 Sep. 2024.

Kids Definition

nitrogen oxide

noun
: any of various oxides of nitrogen: as

More from Merriam-Webster on nitrogen oxide

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