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Alternative formsEdit


From in- (in, at, on; into) +‎ pōnō (place, put).



impōnō (present infinitive impōnere, perfect active imposuī, supine impositum); third conjugation

  1. I place on or upon, set upon, lay upon.
  2. (figuratively) I impose upon, put upon, inflict upon.
  3. (figuratively) I establish, fix, impose (e.g. a tax).


   Conjugation of impōnō (third conjugation)
indicative singular plural
first second third first second third
active present impōnō impōnis impōnit impōnimus impōnitis impōnunt
imperfect impōnēbam impōnēbās impōnēbat impōnēbāmus impōnēbātis impōnēbant
future impōnam impōnēs impōnet impōnēmus impōnētis impōnent
perfect imposuī imposuistī imposuit imposuimus imposuistis imposuērunt, imposuēre
pluperfect imposueram imposuerās imposuerat imposuerāmus imposuerātis imposuerant
future perfect imposuerō imposueris imposuerit imposuerimus imposueritis imposuerint
passive present impōnor impōneris, impōnere impōnitur impōnimur impōniminī impōnuntur
imperfect impōnēbar impōnēbāris, impōnēbāre impōnēbātur impōnēbāmur impōnēbāminī impōnēbantur
future impōnar impōnēris, impōnēre impōnētur impōnēmur impōnēminī impōnentur
perfect impositus + present active indicative of sum
pluperfect impositus + imperfect active indicative of sum
future perfect impositus + future active indicative of sum
subjunctive singular plural
first second third first second third
active present impōnam impōnās impōnat impōnāmus impōnātis impōnant
imperfect impōnerem impōnerēs impōneret impōnerēmus impōnerētis impōnerent
perfect imposuerim imposuerīs imposuerit imposuerīmus imposuerītis imposuerint
pluperfect imposuissem imposuissēs imposuisset imposuissēmus imposuissētis imposuissent
passive present impōnar impōnāris, impōnāre impōnātur impōnāmur impōnāminī impōnantur
imperfect impōnerer impōnerēris, impōnerēre impōnerētur impōnerēmur impōnerēminī impōnerentur
perfect impositus + present active subjunctive of sum
pluperfect impositus + imperfect active subjunctive of sum
imperative singular plural
first second third first second third
active present impōne impōnite
future impōnitō impōnitō impōnitōte impōnuntō
passive present impōnere impōniminī
future impōnitor impōnitor impōnuntor
non-finite forms active passive
present perfect future present perfect future
infinitives impōnere imposuisse impositūrum esse impōnī impositum esse impositum īrī
participles impōnēns impositūrus impositus impōnendus, impōnundus
verbal nouns gerund supine
genitive dative accusative ablative accusative ablative
impōnendī impōnendō impōnendum impōnendō impositum impositū


  • Middle French: imposer (semi-learned) (partially)
  • Galician: impor (semi-learned), impoñer
  • Italian: imporre (semi-learned)
  • Portuguese: impor (semi-learned)
  • Romanian: impune (semi-learned)
  • Spanish: imponer (semi-learned)
  • Basque: inposatu
  • English: impone


  • impono in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • impono in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • impono in Gaffiot, Félix (1934) Dictionnaire Illustré Latin-Français, Hachette
  • Carl Meissner; Henry William Auden (1894) Latin Phrase-Book[1], London: Macmillan and Co.
    • to place on the funeral-pyre: aliquem in rogum imponere
    • to finish, complete, fulfil, accomplish a thing: finem imponere, afferre, constituere alicui rei
    • to put the finishing touch to a work: extrema manus accēdit operi (active extremam manum imponere operi)
    • to lay the yoke of slavery on some one: alicui servitutem iniungere, imponere
    • to impose tribute on some one: vectigalia, tributa alicui imponere
    • to embark an army: exercitum in naves imponere (Liv. 22. 19)
  • impono in Ramminger, Johann (accessed 16 July 2016) Neulateinische Wortliste: Ein Wörterbuch des Lateinischen von Petrarca bis 1700[2], pre-publication website, 2005-2016