trioxygen en · NOUN
Pronunciation
- (General-American) audio
- /tɹaɪˈɒksɪdʒən/
Etymology
Etymology tree English tri- 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 trioxygen From tri- + oxygen.
Meanings
- (uncountable) ozone (the triatomic allotrope of oxygen)