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From instrui +‎ -o.


  • (file)
  • IPA(key): [insˈtruo]
  • Rhymes: -uo
  • Hyphenation: ins‧tru‧o


instruo (accusative singular instruon, plural instruoj, accusative plural instruojn)

  1. instruction
    Synonyms: instrukcio, instruado, komando



From Proto-Italic *enstrowō. Equivalent to in- (in, at, on) +‎ struō (pile up, arrange; construct).



īnstruō (present infinitive īnstruere, perfect active īnstrūxī, supine īnstrūctum); third conjugation, limited passive

  1. I build in or into, insert; erect, construct
    Synonyms: condo, fundo, constituo, statuo, figo
  2. I arrange, organise or organize, plan; devise
    Synonyms: parō, compōnō
  3. I prepare (for), provide (for), make ready, set up, furnish, provide, equip, fit out, procure
    Synonyms: exōrnō, adōrnō, ōrnō, praebeō, apparō, parō, accingō, suggerō, comparō, afferō
  4. I provide with information, teach, inform, instruct
    Synonyms: doceō, discō, ēducō, ērudiō, ēdoceō, magistrō, imbuō, fingō
  5. (military) I draw up (in battle formation), array, set in order, form


   Conjugation of īnstruō (third conjugation, only third-person forms in passive)
indicative singular plural
first second third first second third
active present īnstruō īnstruis īnstruit īnstruimus īnstruitis īnstruunt
imperfect īnstruēbam īnstruēbās īnstruēbat īnstruēbāmus īnstruēbātis īnstruēbant
future īnstruam īnstruēs īnstruet īnstruēmus īnstruētis īnstruent
perfect īnstrūxī īnstrūxistī īnstrūxit īnstrūximus īnstrūxistis īnstrūxērunt,
pluperfect īnstrūxeram īnstrūxerās īnstrūxerat īnstrūxerāmus īnstrūxerātis īnstrūxerant
future perfect īnstrūxerō īnstrūxeris īnstrūxerit īnstrūxerimus īnstrūxeritis īnstrūxerint
passive present īnstruitur īnstruuntur
imperfect īnstruēbātur īnstruēbantur
future īnstruētur īnstruentur
perfect īnstrūctus est īnstrūctī sunt
pluperfect īnstrūctus erat īnstrūctī erant
future perfect īnstrūctus erit īnstrūctī erunt
subjunctive singular plural
first second third first second third
active present īnstruam īnstruās īnstruat īnstruāmus īnstruātis īnstruant
imperfect īnstruerem īnstruerēs īnstrueret īnstruerēmus īnstruerētis īnstruerent
perfect īnstrūxerim īnstrūxerīs īnstrūxerit īnstrūxerīmus īnstrūxerītis īnstrūxerint
pluperfect īnstrūxissem īnstrūxissēs īnstrūxisset īnstrūxissēmus īnstrūxissētis īnstrūxissent
passive present īnstruātur īnstruantur
imperfect īnstruerētur īnstruerentur
perfect īnstrūctus sit īnstrūctī sint
pluperfect īnstrūctus esset,
īnstrūctus foret
īnstrūctī essent,
īnstrūctī forent
imperative singular plural
first second third first second third
active present īnstrue īnstruite
future īnstruitō īnstruitō īnstruitōte īnstruuntō
non-finite forms active passive
present perfect future present perfect future
infinitives īnstruere īnstrūxisse īnstrūctūrum esse īnstruī īnstrūctum esse īnstrūctum īrī
participles īnstruēns īnstrūctūrus īnstrūctus īnstruendus
verbal nouns gerund supine
genitive dative accusative ablative accusative ablative
īnstruendī īnstruendō īnstruendum īnstruendō īnstrūctum īnstrūctū

Derived terms[edit]

Related terms[edit]



  • instruo”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • instruo”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • instruo in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette
  • Carl Meißner; Henry William Auden (1894) Latin Phrase-Book[1], London: Macmillan and Co.
    • to waylay a person: insidias alicui parare, facere, struere, instruere, tendere
    • to prepare, give a feast, dinner: convivium instruere, apparare, ornare (magnifice, splendide)
    • to load the tables with the most exquisite viands: mensas exquisitissimis epulis instruere (Tusc. 5. 21. 62)
    • to draw up forces in battle-order: aciem (copias, exercitum) instruere or in acie constituere
    • to draw up the army in three lines: aciem triplicem instruere (B. G. 1. 24)
    • to equip a boat, a fleet: navem (classem) armare, ornare, instruere




  1. first-person singular present indicative of instruir