Definition from Wiktionary, the free dictionary
Jump to navigation Jump to search



From ob- +‎ struō.



obstruō (present infinitive obstruere, perfect active obstrūxī, supine obstrūctum); third conjugation

  1. I block
  2. I barricade
  3. I obstruct


   Conjugation of obstruo (third conjugation)
indicative singular plural
first second third first second third
active present obstruō obstruis obstruit obstruimus obstruitis obstruunt
imperfect obstruēbam obstruēbās obstruēbat obstruēbāmus obstruēbātis obstruēbant
future obstruam obstruēs obstruet obstruēmus obstruētis obstruent
perfect obstrūxī obstrūxistī obstrūxit obstrūximus obstrūxistis obstrūxērunt, obstrūxēre
pluperfect obstrūxeram obstrūxerās obstrūxerat obstrūxerāmus obstrūxerātis obstrūxerant
future perfect obstrūxerō obstrūxeris obstrūxerit obstrūxerimus obstrūxeritis obstrūxerint
passive present obstruor obstrueris, obstruere obstruitur obstruimur obstruiminī obstruuntur
imperfect obstruēbar obstruēbāris, obstruēbāre obstruēbātur obstruēbāmur obstruēbāminī obstruēbantur
future obstruar obstruēris, obstruēre obstruētur obstruēmur obstruēminī obstruentur
perfect obstrūctus + present active indicative of sum
pluperfect obstrūctus + imperfect active indicative of sum
future perfect obstrūctus + future active indicative of sum
subjunctive singular plural
first second third first second third
active present obstruam obstruās obstruat obstruāmus obstruātis obstruant
imperfect obstruerem obstruerēs obstrueret obstruerēmus obstruerētis obstruerent
perfect obstrūxerim obstrūxerīs obstrūxerit obstrūxerimus obstrūxeritis obstrūxerint
pluperfect obstrūxissem obstrūxissēs obstrūxisset obstrūxissēmus obstrūxissētis obstrūxissent
passive present obstruar obstruāris, obstruāre obstruātur obstruāmur obstruāminī obstruantur
imperfect obstruerer obstruerēris, obstruerēre obstruerētur obstruerēmur obstruerēminī obstruerentur
perfect obstrūctus + present active subjunctive of sum
pluperfect obstrūctus + imperfect active subjunctive of sum
imperative singular plural
first second third first second third
active present obstrue obstruite
future obstruitō obstruitō obstruitōte obstruuntō
passive present obstruere obstruiminī
future obstruitor obstruitor obstruuntor
non-finite forms active passive
present perfect future present perfect future
infinitives obstruere obstrūxisse obstrūctūrus esse obstruī obstrūctus esse obstrūctum īrī
participles obstruēns obstrūctūrus obstrūctus obstruendus
verbal nouns gerund supine
nominative genitive dative/ablative accusative accusative ablative
obstruere obstruendī obstruendō obstruendum obstrūctum obstrūctū



  • obstruo in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • obstruo in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • obstruo in Gaffiot, Félix (1934) Dictionnaire Illustré Latin-Français, Hachette
  • Carl Meissner; Henry William Auden (1894) Latin Phrase-Book[1], London: Macmillan and Co.
    • to obstruct a road; to close a route: iter obstruere
    • to barricade a door (a city-gate): valvas (portam) obstruere
    • to obstruct a person's view, shut out his light by building: luminibus alicuius obstruere, officere
    • to barricade the gates: portas obstruere (B. G. 5. 50)




  1. first-person singular present indicative of obstruir