FiO2
Initialism of fraction of inspired oxygen.
Noun
- Initialism of fraction of inspired oxygen.
Origin
Initialism of fraction [of] inspired + O₂ (“oxygen”). Etymology tree Middle English fraccioun English fraction Proto-Indo-European *h₂ep Proto-Indo-European *-o Proto-Indo-European *h₂epó Proto-Germanic *ab Proto-West Germanic *ab Old English æf Old English of Middle English of English of English inspired 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 FiO2