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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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Rising levels of carbon dioxide in the atmosphere may already be influencing human biology.

From Science Daily Aug. 15, 2026

Warmer waters absorb less carbon dioxide, leaving more of the planet-warming gas in the atmosphere.

From BBC Aug. 10, 2026

The goal was to determine how much carbon dioxide the forest removes from the atmosphere and stores in its wood.

From Science Daily Aug. 4, 2026

And, similarly, in multiple proceedings, it ignored the benefits of reducing the emissions of greenhouse gases, including carbon dioxide, methane, and hydrofluorocarbons.

From Slate Aug. 2, 2026

Mars has an atmosphere, but a very thin one, and it is composed mostly of carbon dioxide, so astronauts would have to bring their own oxygen to breathe.

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




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