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Definitions

carbon dioxide

[kahr-buhn dahy-ok-sahyd] / ˈkɑr bən daɪˈɒk saɪd /
NOUN
colorless odorless gas
Synonyms


Example Sentences

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The British company, Rivan Industries, is working on a system to split hydrogen from water and capture carbon dioxide directly from the air, before combining them to make methane, a cleaner substitute for natural gas.

From The Wall Street Journal ● Oct. 29, 2026

These periods reveal how carbon dioxide moves between the atmosphere and oceans, and how changes in that balance can influence global temperatures.

From Science Daily ● Oct. 28, 2026

Methane, the main component of natural gas, is the second-largest cause of global warming behind carbon dioxide -- responsible for about a third, or 0.5C, of total planetary heating since the pre-industrial era.

From Barron's ● Oct. 27, 2026

One possibility is a thick layer of carbon dioxide, resembling the atmosphere of Venus but under much hotter conditions.

From Science Daily ● Oct. 27, 2026

“It’s just a case of remembering that oxalic acid on heating decomposes into carbon dioxide, water, and good old carbon monoxide. College chem, you know.”

From "I, Robot" by Isaac Asimov


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