reactio

reactio

Latin

Etymology

Etymology tree
Proto-Italic *wre-
Latin re-
Proto-Indo-European *h₂eǵ-
Proto-Indo-European *-eti
Proto-Indo-European *h₂éǵeti
Proto-Italic *agō
Latin agō
Latin reagō
Proto-Indo-European *-tis
Proto-Indo-European *-Hō
Proto-Indo-European *-tiHō
Proto-Italic *-tiō
Latin -tiō
Latin reāctiō

    From reagō + -tiō.

    Pronunciation

    Noun

    reāctiō f (genitive reāctiōnis); third declension

    1. (Medieval Latin, New Latin) reaction
    2. (New Latin, physics, chemistry) reaction

    Declension

    Third-declension noun.

    singular plural
    nominative reāctiō reāctiōnēs
    genitive reāctiōnis reāctiōnum
    dative reāctiōnī reāctiōnibus
    accusative reāctiōnem reāctiōnēs
    ablative reāctiōne reāctiōnibus
    vocative reāctiō reāctiōnēs

    Descendants

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