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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Air and road travel halted; schools shut down Officials in affected states in the South cautioned people to stay off the roads, keep faucets dripping to prevent pipes from freezing, check batteries in smoke and carbon monoxide detectors and refrain from using cooking stoves to heat homes. Karina Tsui, CNN, 21 Jan. 2025 According to 10 News First, the fire department confirmed to Shelley that her son died from carbon monoxide poisoning in the wildfire. Escher Walcott, People.com, 11 Jan. 2025 According to 10 News First, firefighters told the mother that her son died from carbon monoxide poisoning in the wildfire. Minyvonne Burke, NBC News, 11 Jan. 2025 Generators and grills should not be used indoors to avoid the risk of carbon monoxide poisoning, the NWS has warned. Kevin Lynn, Newsweek, 8 Jan. 2025 See all Example Sentences for carbon monoxide 

Word History

First Known Use

1868, in the meaning defined above

Time Traveler
The first known use of carbon monoxide was in 1868

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 31 Jan. 2025.

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

Last Updated: - Updated example sentences
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