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Definitions

carbon dioxide

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


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

As for carbon dioxide emissions, it would be the equivalent, annually, of taking 400,000 cars off the road, the commission said.

From Los Angeles Times • Jun. 13, 2026

Soda syrup and carbonated water were kept just above freezing to trap more carbon dioxide and increase the fizz.

From The Wall Street Journal • Jun. 13, 2026

Perhaps the best-known examples of fermentation are in baking and brewing, where yeast breaks down sugar into ethanol and carbon dioxide.

From BBC • Jun. 4, 2026

At the same time, tiny roots release carbon dioxide as they grow and function.

From Science Daily • Jun. 2, 2026

Lithium hydroxide was used to absorb the carbon dioxide in our exhaled breath.

From "Flying to the Moon: An Astronaut's Story" by Michael Collins




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