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Definition of carbon monoxide noun from the Oxford Advanced Learner's Dictionary

carbon monoxide

noun

/ˌkɑːbən məˈnɒksaɪd/

/ˌkɑːrbən məˈnɑːksaɪd/

[uncountable]

(symbol CO)

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a poisonous gas formed when carbon burns partly but not completely. It is produced when petrol is burned in car engines.Topics The environmentc1, Physics and chemistryc1
Oxford Collocations Dictionary
Carbon monoxide is used before these nouns:
fumes
poisoning
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See carbon monoxide in the Oxford Advanced American DictionarySee carbon monoxide in the Oxford Learner's Dictionary of Academic English

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Nearby words

noun

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B2

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