What does CO2 mean?

Definitions for CO2

Here are all the possible meanings and translations of the word CO2.

Princeton's WordNet

  1. carbon dioxide, CO2, carbonic acid gas(noun)

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


  1. CO2(n.)

    the chemical formula for carbon dioxide, a heavy odorless gas (CO2) formed during respiration and by the combustion or decomposition of organic substances; it is absorbed from the air by plants in photosynthesis. The formula itself, pronounced out, is often used instead of the full name, especially with reference to fire extinguishers using this gas for fire suppression; as, a CO2 extinguisher.


  1. Chaldean Numerology

    The numerical value of CO2 in Chaldean Numerology is: 1

  2. Pythagorean Numerology

    The numerical value of CO2 in Pythagorean Numerology is: 9

Sample Sentences & Example Usage

  1. Karl Koehler:

    We export in the long term our jobs and we import our CO2.

  2. Fiat Chrysler Automobiles:

    It’s the CO2 stuff that’s wagging the dog more than anything else.

  3. Mitch Bainwol:

    There is a direct link between reducing crashes and reducing CO2 emissions.

  4. John Hess:

    The world needs more energy, but it needs less CO2. We think we can get there.

  5. Hans Schoenmakers:

    There is a general belief there is no way around it, we have to meet targets for CO2 reduction.

Images & Illustrations of CO2

  1. CO2CO2CO2

Translations for CO2

From our Multilingual Translation Dictionary

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"CO2." Definitions.net. STANDS4 LLC, 2018. Web. 22 Apr. 2018. <https://www.definitions.net/definition/CO2>.

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