dioxide
|di/ox/ide|
B2
🇺🇸
/daɪˈɑːksaɪd/
🇬🇧
/daɪˈɒksaɪd/
two oxygen atoms
Etymology
Etymology Information
'dioxide' originates from the Greek word 'di' meaning 'two' and 'oxide' from 'oxys' meaning 'sharp' or 'acidic'.
Historical Evolution
The term 'dioxide' was formed in the 19th century to describe compounds with two oxygen atoms.
Meaning Changes
Initially, it referred to any compound with two oxygen atoms, and this meaning has remained consistent.
Meanings by Part of Speech
Noun 1
a chemical compound consisting of two oxygen atoms bonded to another element.
Carbon dioxide is a common greenhouse gas.
Synonyms
Last updated: 2025/01/11 11:45