dioxygen en · NOUN
Pronunciation
- /daɪˈɒksɪdʒən/
Etymology
Etymology tree Proto-Indo-European *dwóh₁ Proto-Indo-European *dwi- Proto-Hellenic *dwi- Ancient Greek δῐ- (dĭ-)bor. Latin di-bor. English di- Proto-Indo-European *h₂eḱ-der.? Ancient Greek ὀξύς (oxús) Proto-Indo-European *ǵenh₁- Proto-Indo-European *-os Proto-Indo-European *ǵénh₁os Proto-Hellenic *génos Ancient Greek γένος (génos) French oxygènebor. English oxygen English dioxygen From di- + oxygen.
Meanings
-
(uncountable) Diatomic oxygen: the normal allotrope of oxygen, having two atoms per molecule.
Meronym: oxygen (strict sense)
- (in-compounds, uncountable) Two atoms of oxygen in a molecule.
Deriveds
dioxygenic · dioxygen difluoride · dioxygenase · dioxygen hexafluoroplatinate
Relateds
Synonyms
Translations (2)
da dioxygen (O2) · fr dioxygène (O2)