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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.

On Earth, carbon dioxide acts as an important greenhouse gas that helps retain heat.

From Science Daily • May 29, 2026

It pumped out nearly 20 million tonnes of planet-heating carbon dioxide in 2022, making it the world's highest-emitting oil refinery, according to non-profit Climate Trace.

From Barron's • May 28, 2026

The UK has a legally-binding commitment to reach that point by 2050 while in Scotland, which has more available land for planting trees to absorb carbon dioxide, the target date is 2045.

From BBC • May 26, 2026

HFCs are known as “super pollutants” because their impacts on climate change can be hundreds of thousands of times greater than carbon dioxide during their shorter lifespans.

From Los Angeles Times • May 21, 2026

The yeast eats the sugars in bread dough and, as a by-product, gives off carbon dioxide.

From "The Omnivore's Dilemma" by Michael Pollan




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