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carbon dioxide

   Also found in: Medical, Legal, Acronyms, Encyclopedia, Wikipedia, Hutchinson 0.01 sec.
carbon dioxide
n.
A colorless, odorless, incombustible gas, CO2, formed during respiration, combustion, and organic decomposition and used in food refrigeration, carbonated beverages, inert atmospheres, fire extinguishers, and aerosols. Also called carbonic acid gas.
carbon dioxide
n
(Chemistry / Elements & Compounds) a colourless odourless incombustible gas present in the atmosphere and formed during respiration, the decomposition and combustion of organic compounds, and in the reaction of acids with carbonates: used in carbonated drinks, fire extinguishers, and as dry ice for refrigeration. Formula: CO2 Also called carbonic-acid gas
carbon dioxide
A colorless, odorless gas that is present in the atmosphere and is formed when any fuel containing carbon is burned. It is breathed out of an animal's lungs during respiration, is produced by the decay of organic matter, and is used by plants in photosynthesis. Carbon dioxide is also used in refrigeration, fire extinguishers, and carbonated drinks. Chemical formula: CO2.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.carbon dioxide - a heavy odorless colorless gas formed during respiration and by the decomposition of organic substances; absorbed from the air by plants in photosynthesis
carbonic acid gas, CO2
blackdamp, chokedamp - the atmosphere in a mine following an explosion; high in carbon dioxide and incapable of supporting life
dioxide - an oxide containing two atoms of oxygen in the molecule
greenhouse emission, greenhouse gas - a gas that contributes to the greenhouse effect by absorbing infrared radiation
Translations
carbon dioxide n → anidride f carbonica, biossido di carbonio
carbon dioxide n → anidride f carbonica, biossido di carbonio


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So long as the excess of carbon dioxide in the blood was not sufficient to prevent heart action, the rykor would suffer only a diminution of vitality; but would still respond to the exciting agency of the kaldane's brain.
The Chessmen of Mars by Burroughs, Edgar Rice View in context
"How to get rid of our excessive carbon dioxide without unduly wasting our oxygen is a delicate and vital question," said Challenger, looking round him after the five iron tubes had been laid side by side against the wall.
The Poison Belt by Doyle, Sir Arthur Conan View in context
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