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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The engines released excess carcinogenic exhaust containing nitrogen oxides and particulate matter, according to the agencies. Rick Barrett, Journal Sentinel, 20 Dec. 2024 Burning dirty gas inside our homes and buildings releases nitrogen oxides (NOx), a family of poisonous, highly reactive gases. Susan Miller, Baltimore Sun, 19 Dec. 2024 The second waiver is for regulations that control the amount of nitrogen oxides (NOx) that can be emitted by heavy-duty vehicles as well as off-road vehicles. Ars Technica, 18 Dec. 2024 The researchers focused on four specific types of particles that make up air pollution: fine particulate matter (PM), nitrogen oxides (NO, NO2), sulfur dioxide (SO2) and ozone (O3). Melissa Rudy, Fox News, 13 Nov. 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 27 Dec. 2024.

Kids Definition

nitrogen oxide

noun
: any of various oxides of nitrogen: as

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