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

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Sulfur dioxide, nitrogen oxides, methane, and nitrous oxide emissions could also be reduced. Addy Bink, The Hill, 6 Jan. 2025 Looking at participants’ locations, the researchers measured the amount of nitrogen dioxide, nitrogen oxides, fine particulate matter (measuring 2.5 micrometers or smaller), and particulate matter (measuring 10 micrometers or smaller) each person was exposed to. Kaitlin Sullivan, Health, 10 Dec. 2024 Previous studies have shown that applying excess fertilizer can produce five times as much smog-forming nitrogen oxides. Tony Briscoe, Los Angeles Times, 9 Dec. 2024 In spring 2020, UCLA scientists published findings that nitrogen oxides emitted by gas stoves inside the home can cause respiratory symptoms such as asthma, particularly in children, with effects felt in smaller households that lack proper ventilation. Ari Plachta, Sacramento Bee, 17 Jan. 2025 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 8 Feb. 2025.

Kids Definition

nitrogen oxide

noun
: any of various oxides of nitrogen: as

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