IPA: //daɪˈɒksɪd//
KK: /daɪˈɒksɪd/
A chemical compound made of one metal atom and two oxygen atoms.
Carbon dioxide is a common example of a dioxid.
Dioxid is formed from "di-" (meaning two) and "oxid" (from Latin "oxydare", meaning to combine with oxygen). The word "dioxid" refers to a compound that contains two oxygen atoms combined with another element.
Think of 'di-' meaning two, and 'oxid' relating to oxygen — this helps you remember that dioxid refers to a compound with two oxygen atoms.
No commonly confused words.