Uttal

    • IPA: /ˈkɑːbən daɪˈɒksaɪd/
Översättning
Substantiv
1.koldioxid {en}

Definitioner

Substantiv

  1. (inorganic compound) The normal oxide of carbon, CO2; a colorless, odorless gas formed during respiration and combustion and consumed by plants during photosynthesis.

Exempel

  • Oxygen levels on Earth skyrocketed 2.4 billion years ago, when cyanobacteria evolved photosynthesis: the ability to convert water and carbon dioxide into carbohydrates and waste oxygen using solar energy.