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carbon monoxide
noun
: a colorless odorless very toxic gas CO that is formed as a product of the incomplete combustion of carbon or a carbon compound
Examples of carbon monoxide in a Sentence
Recent Examples on the Web
And at least two people have died from carbon monoxide poisoning in Harris County, where fire departments have responded to more than 200 carbon monoxide poisoning calls from people attempting to use generators.
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Ed Lavandera, CNN, 12 July 2024
At least two deaths and over 200 carbon monoxide poisoning calls were reported in just 24 hours, according to officials in Harris County.
—
Evan Rosen, New York Daily News, 12 July 2024
Two deaths in Texas, which were in Harris County, were from carbon monoxide poisoning.
—
Patrick Smith, NBC News, 11 July 2024
The state environmental quality agency said the new permit includes more stringent emission limits to reduce pollutants like nitrogen oxides, carbon monoxide and volatile organic compounds.
—
Sarah Lapidus, The Arizona Republic, 2 July 2024
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These examples are programmatically compiled from various online sources to illustrate current usage of the word 'carbon monoxide.' 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
Dictionary Entries Near carbon monoxide
Cite this Entry
“Carbon monoxide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/carbon%20monoxide. Accessed 27 Jul. 2024.
Kids Definition
carbon monoxide
noun
: a colorless odorless very poisonous gas formed by the incomplete burning of carbon
Medical Definition
carbon monoxide
noun
: a colorless odorless very toxic gas CO that burns to carbon dioxide with a blue flame and is formed as a product of the incomplete combustion of carbon
More from Merriam-Webster on carbon monoxide
Britannica.com: Encyclopedia article about carbon monoxide
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