Thesaurus.com
Dictionary.com
Showing results for carbon monoxide. Search instead for barium-protoxide.
Definitions

carbon monoxide

NOUN
colorless odorless toxic 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.

Researchers believe this change is caused by temperature effects rather than an actual increase in carbon monoxide abundance.

From Science Daily • Jun. 11, 2026

State media initially reported four deaths and dozens trapped after levels of carbon monoxide -- a highly toxic, odourless gas -- in the mine were found to have "exceeded limits".

From Barron's • May 23, 2026

A rom-com need not be a sparkling shelf covered with bon-bons, but it shouldn’t be a nauseating cloud of carbon monoxide that makes you want to flee.

From The Wall Street Journal • Apr. 2, 2026

They believe carbon monoxide fumes were leaking into the cabin of the plane during Sala's flight, and the lack of an audible alarm meant Ibbotson was unable to take action to disperse the deadly gas.

From BBC • Mar. 29, 2026

There are small traces of nitrogen, water vapor, argon, carbon monoxide and other gases, but the only hydrocarbons or carbohydrates present are there in less than 0.1 parts per million.

From "Cosmos" by Carl Sagan



Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "carbon monoxide" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com