dioxide
//daɪˈɒksaɪd//
Noun
dioxideSingular
dioxidesPlural
1
A chemical compound containing two oxygen atoms bonded to another element, especially carbon dioxide (CO₂) or sulfur dioxide (SO₂).
Carbon dioxide is released when we burn fossil fuels.

A chemical compound containing two oxygen atoms bonded to another element, especially carbon dioxide (CO₂) or sulfur dioxide (SO₂).
Carbon dioxide is released when we burn fossil fuels.