Synonyms for carbon-dioxide

1. carbon dioxide (n.)

a heavy odorless colorless gas formed during respiration and by the decomposition of organic substances; absorbed from the air by plants in photosynthesis

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2. carbon-14 dating (n.)

a chemical analysis used to determine the age of organic materials based on their content of the radioisotope carbon-14; believed to be reliable up to 40,000 years

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3. dioxide (n.)

an oxide containing two atoms of oxygen in the molecule

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4. carbon (n.)

an abundant nonmetallic tetravalent element occurring in three allotropic forms: amorphous carbon and graphite and diamond; occurs in all organic compounds

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5. carbon (n.)

a thin paper coated on one side with a dark waxy substance (often containing carbon); used to transfer characters from the original to an under sheet of paper

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6. carbon (n.)

a copy made with carbon paper

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