FiO2

English

Etymology

Initialism of fraction [of] inspired + O2 (“oxygen”).

Etymology tree
Middle English fraccioun
English fraction
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

    Noun

    FiO2 (plural FiO2s)

    1. Initialism of fraction of inspired oxygen.

    Derived terms

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