1. first-person singular present indicative of decernere



From de- (of; from, away from) +‎ cernō (see, discern).



dēcernō (present infinitive dēcernere, perfect active dēcrēvī, supine dēcrētum); third conjugation

  1. (transitive, followed by the accusative) I decide, decide upon, settle, determine (especially something disputed or doubtful).
    • 27 BCE – 25 BCE, Titus Livius, Ab urbe condita libri 26.1:
      Q. Fuluio Ap. Claudio, prioris anni consulibus, prorogatum imperium est atque exercitus quos habebant decreti, adiectumque ne a Capua quam obsidebant abscederent priusquam expugnassent.
      The military authority of Quintus Fulvius and Appius Claudius, consuls of the previous year, was extended and the armies which they had were decided upon, and it was added as a proviso that they should not withdraw from Capua, which they were besieging, until they conquered it.
  2. (law) I pronounce a decision concerning something; decide, determine, judge, declare, decree; vote for something.
  3. (military) I decide by combat; fight, combat, contend.


Note that the dēcrēvisse is sometimes written as dēcrēsse and dēcrēverō as dēcrērō.

   Conjugation of dēcernō (third conjugation)
indicative singular plural
first second third first second third
active present dēcernō dēcernis dēcernit dēcernimus dēcernitis dēcernunt
imperfect dēcernēbam dēcernēbās dēcernēbat dēcernēbāmus dēcernēbātis dēcernēbant
future dēcernam dēcernēs dēcernet dēcernēmus dēcernētis dēcernent
perfect dēcrēvī dēcrēvistī, dēcrēstī1 dēcrēvit dēcrēvimus dēcrēvistis, dēcrēstis1 dēcrēvērunt, dēcrēvēre
pluperfect dēcrēveram dēcrēverās dēcrēverat dēcrēverāmus dēcrēverātis dēcrēverant
future perfect dēcrēverō dēcrēveris dēcrēverit dēcrēverimus dēcrēveritis dēcrēverint
passive present dēcernor dēcerneris, dēcernere dēcernitur dēcernimur dēcerniminī dēcernuntur
imperfect dēcernēbar dēcernēbāris, dēcernēbāre dēcernēbātur dēcernēbāmur dēcernēbāminī dēcernēbantur
future dēcernar dēcernēris, dēcernēre dēcernētur dēcernēmur dēcernēminī dēcernentur
perfect dēcrētus + present active indicative of sum
pluperfect dēcrētus + imperfect active indicative of sum
future perfect dēcrētus + future active indicative of sum
subjunctive singular plural
first second third first second third
active present dēcernam dēcernās dēcernat dēcernāmus dēcernātis dēcernant
imperfect dēcernerem dēcernerēs dēcerneret dēcernerēmus dēcernerētis dēcernerent
perfect dēcrēverim dēcrēverīs dēcrēverit dēcrēverīmus dēcrēverītis dēcrēverint
pluperfect dēcrēvissem, dēcrēssem1 dēcrēvissēs, dēcrēssēs1 dēcrēvisset, dēcrēsset1 dēcrēvissēmus, dēcrēssēmus1 dēcrēvissētis, dēcrēssētis1 dēcrēvissent, dēcrēssent1
passive present dēcernar dēcernāris, dēcernāre dēcernātur dēcernāmur dēcernāminī dēcernantur
imperfect dēcernerer dēcernerēris, dēcernerēre dēcernerētur dēcernerēmur dēcernerēminī dēcernerentur
perfect dēcrētus + present active subjunctive of sum
pluperfect dēcrētus + imperfect active subjunctive of sum
imperative singular plural
first second third first second third
active present dēcerne dēcernite
future dēcernitō dēcernitō dēcernitōte dēcernuntō
passive present dēcernere dēcerniminī
future dēcernitor dēcernitor dēcernuntor
non-finite forms active passive
present perfect future present perfect future
infinitives dēcernere dēcrēvisse, dēcrēsse1 dēcrētūrum esse dēcernī dēcrētum esse dēcrētum īrī
participles dēcernēns dēcrētūrus dēcrētus dēcernendus, dēcernundus
verbal nouns gerund supine
genitive dative accusative ablative accusative ablative
dēcernendī dēcernendō dēcernendum dēcernendō dēcrētum dēcrētū

1At least one rare poetic syncopated perfect form is attested.

Derived termsEdit

Related termsEdit



  • decerno in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • decerno in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • decerno in Gaffiot, Félix (1934) Dictionnaire Illustré Latin-Français, Hachette
  • Carl Meissner; Henry William Auden (1894) Latin Phrase-Book[1], London: Macmillan and Co.
    • to decree a public thanksgiving for fifteen days: supplicationem quindecim dierum decernere (Phil. 14. 14. 37)
    • to entrust some one with an official duty, a province: provinciam alicui decernere, mandare
    • the senate decreed (and the people ratified the decree) that..: senatus decrevit (populusque iussit) ut
    • to decree the penalty of death: supplicium alicui decernere, in aliquem constituere
    • to fight a pitched battle: acie (armis, ferro) decernere
    • the senate decrees to Africanus the honours of a triumph: triumphum senatus Africano decernit (Fin. 4. 9. 22)