carbon dioxide
noun
: a heavy colorless gas CO2 that does not support combustion, dissolves in water to form carbonic acid, is formed especially in animal respiration and in the decay or combustion of animal and vegetable matter, is absorbed from the air by plants in photosynthesis, and is used in the carbonation of beverages
Examples of carbon dioxide in a Sentence
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That’s even taking into account how climate change can make growing seasons longer and how more carbon dioxide in the atmosphere can encourage plant growth.
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Umair Irfan, Wired News, 28 June 2025
Gray wolves are one solution to the climate crisis, allowing trees and shrubs to flourish which sequester planet-warming carbon dioxide.
—Jim Martin, Denver Post, 27 June 2025
Trees convert around eight billion tons of atmospheric carbon dioxide into carbon and oxygen every year, releasing oxygen back into the air and absorbing the carbon.
—Margherita Bassi, Smithsonian Magazine, 26 June 2025
The Statistical Review is instrumental in providing comprehensive data on global oil, gas, and coal production and consumption, as well as on carbon dioxide emissions and renewable energy statistics.
—Robert Rapier, Forbes.com, 26 June 2025
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Umair Irfan, Wired News, 28 June 2025
Gray wolves are one solution to the climate crisis, allowing trees and shrubs to flourish which sequester planet-warming carbon dioxide.
—Jim Martin, Denver Post, 27 June 2025
Trees convert around eight billion tons of atmospheric carbon dioxide into carbon and oxygen every year, releasing oxygen back into the air and absorbing the carbon.
—Margherita Bassi, Smithsonian Magazine, 26 June 2025
The Statistical Review is instrumental in providing comprehensive data on global oil, gas, and coal production and consumption, as well as on carbon dioxide emissions and renewable energy statistics.
—Robert Rapier, Forbes.com, 26 June 2025
See All Example Sentences for carbon dioxide
Cite this Entry
“Carbon dioxide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/carbon%20dioxide. Accessed 4 Jul. 2025.
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