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Noun: carbon dioxide  'kaa(r)-bun dI'ók-sId
  1. A heavy odourless colourless gas formed during respiration and by the decomposition of organic substances; absorbed from the air by plants in photosynthesis
    - CO2, carbonic acid gas

See also: carbonate

Type of: dioxide, greenhouse emission, greenhouse gas

Encyclopedia: Carbon dioxide

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carbon footprint
carbon monoxide
carbon monoxide gas
carbon monoxide poisoning
carbon nanotube
carbon neutral