Latin

Etymology

Etymology tree
Proto-Indo-European *né
Proto-Indo-European *n̥-
Proto-Italic *n̥-
Latin in-
Latin dubius
Latin indubius

    From in- + dubius (“doubtful”).

    Pronunciation

    Adjective

    indubius (feminine indubia, neuter indubium, adverb indubiē); first/second-declension adjective

    1. certain, not in doubt
      Synonyms: prōmptus, certus, fixus
      Antonyms: incertus, dubius, suspensus, vagus, anceps

    Declension

    First/second-declension adjective.

    singular plural
    masculine feminine neuter masculine feminine neuter
    nominative indubius indubia indubium indubiī indubiae indubia
    genitive indubiī indubiae indubiī indubiōrum indubiārum indubiōrum
    dative indubiō indubiae indubiō indubiīs
    accusative indubium indubiam indubium indubiōs indubiās indubia
    ablative indubiō indubiā indubiō indubiīs
    vocative indubie indubia indubium indubiī indubiae indubia

    Descendants

    References

    • indubius in Enrico Olivetti, editor (2003-2026), Dizionario Latino, Olivetti Media Communication
    • “indubius”, in Charlton T. Lewis and Charles Short (1879), A Latin Dictionary, Oxford: Clarendon Press
    • “indubius”, in Charlton T. Lewis (1891), An Elementary Latin Dictionary, New York: Harper & Brothers
    source: https://en.wiktionary.org/wiki/indubius