Thesaurus.com
Dictionary.com
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.

See Examples For:

Meanwhile, gas measurements and changes in spring water chemistry indicate an increased input of carbon dioxide and sulfurous gases into Yellowstone’s hydrothermal system.

From Science Daily ● Sep. 22, 2026

In the case of large, multiple-battery fires, they can burn for days, while releasing toxic gases such as hydrogen fluoride, hydrogen chloride, carbon monoxide and carbon dioxide.

From Los Angeles Times ● Sep. 22, 2026

Mr. Thomas concludes that because cutting carbon dioxide yields some benefits, development institutions like the World Bank must make it a priority.

From The Wall Street Journal ● Sep. 17, 2026

The US is currently the second-biggest emitter of planet-warming greenhouse gases, such as carbon dioxide, behind China.

From BBC ● Sep. 14, 2026

Such a drop in carbon dioxide may have impaired the “greenhouse” property of the atmosphere, which holds in the solar heat otherwise lost by radiation from the earth’s surface.

From "The Lives of a Cell" by Lewis Thomas




Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training