英和和英

名詞

CO₂ (uncountable)

1. carbon dioxide.
   • 2009 April 9, Office of the Press Secretary, “President Obama Announces Accelerated Purchase of 17,600 New American Vehicles for Government Fleet”, in White House‎, archived from the original on 10 March 2010:

     By swapping out less efficient federal vehicles for new hybrid and fuel efficient ones, this strategy will reduce gasoline consumption by 1.3 million gallons per year and prevent 26 million pounds of CO₂ from entering the atmosphere.

   • 2025 February 19, Christian Wolmar, “Reeves talks of 'growth' but pays lip service to the railway”, in RAIL, number 1029, page 35:

     On aviation, the Chancellor seemed to suggest it was open season for expanding airports across the UK, irrespective of the fact that flying is a major source of CO² in the atmosphere.

使用する際の注意点

Be sure to capitalize the O, or else it would mean a diatomic molecule of cobalt.

同意語

• carbon dioxide
• carbonic acid gas

派生語

アナグラム

• O. C., O.C., OC, Oc, Oc.