olfactus

olfactus

Latin

Etymology 1

Etymology tree
Latin olfaciō
Proto-Indo-European *-tus
Proto-Italic *-tus
Latin -tus
Latin olfactus

    From olfaciō (“to smell, scent”) + -tus (action noun suffix).

    Noun

    olfactus m (genitive olfactūs); fourth declension

    1. (literal) an act of smelling, a smell
    2. (transferred sense) the sense of smell
      Synonyms: odōrātus, odōrātiō
      Coordinate terms: audītus, aspectus / vīsus, gustātus, tāctus
    Inflection

    Fourth-declension noun.

    singular plural
    nominative olfactus olfactūs
    genitive olfactūs olfactuum
    dative olfactuī olfactibus
    accusative olfactum olfactūs
    ablative olfactū olfactibus
    vocative olfactus olfactūs
    Descendants
    Descendants
    • Catalan: olfacte
    • ⇒ English: olfaction, olfactory
    • Italian: olfatto
    • Portuguese: olfato
    • Spanish: olfato

    Etymology 2

    Perfect passive participle of olfaciō (“to smell, scent”).

    Participle

    olfactus (feminine olfacta, neuter olfactum); first/second-declension participle

    1. smelling, scenting
    Inflection

    First/second-declension adjective.

    singular plural
    masculine feminine neuter masculine feminine neuter
    nominative olfactus olfacta olfactum olfactī olfactae olfacta
    genitive olfactī olfactae olfactī olfactōrum olfactārum olfactōrum
    dative olfactō olfactae olfactō olfactīs
    accusative olfactum olfactam olfactum olfactōs olfactās olfacta
    ablative olfactō olfactā olfactō olfactīs
    vocative olfacte olfacta olfactum olfactī olfactae olfacta

    References

    • “olfactus”, in Charlton T. Lewis and Charles Short (1879), A Latin Dictionary, Oxford: Clarendon Press
    • “olfactus”, in Gaffiot, Félix (1934), Dictionnaire illustré latin-français, Hachette.
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