Open main menu



From Proto-Indo-European *seh₂k- (to sanctify, to make a treaty).



sanciō (present infinitive sancīre, perfect active sānxī, supine sānctum); fourth conjugation

  1. I render, make or appoint as sacred or inviolable by a religious act.
  2. I devote, consecrate, dedicate.
  3. I forbid under the pain of punishment, enact a penalty against.
  4. (law) I fix (unalterably); establish, decree, ordain; enact, confirm, ratify, sanction.


   Conjugation of sanciō (fourth conjugation)
indicative singular plural
first second third first second third
active present sanciō sancīs sancit sancīmus sancītis sanciunt
imperfect sanciēbam sanciēbās sanciēbat sanciēbāmus sanciēbātis sanciēbant
future sanciam sanciēs sanciet sanciēmus sanciētis sancient
perfect sānxī sānxistī sānxit sānximus sānxistis sānxērunt, sānxēre
pluperfect sānxeram sānxerās sānxerat sānxerāmus sānxerātis sānxerant
future perfect sānxerō sānxeris sānxerit sānxerimus sānxeritis sānxerint
passive present sancior sancīris, sancīre sancītur sancīmur sancīminī sanciuntur
imperfect sanciēbar sanciēbāris, sanciēbāre sanciēbātur sanciēbāmur sanciēbāminī sanciēbantur
future sanciar sanciēris, sanciēre sanciētur sanciēmur sanciēminī sancientur
perfect sānctus + present active indicative of sum
pluperfect sānctus + imperfect active indicative of sum
future perfect sānctus + future active indicative of sum
subjunctive singular plural
first second third first second third
active present sanciam sanciās sanciat sanciāmus sanciātis sanciant
imperfect sancīrem sancīrēs sancīret sancīrēmus sancīrētis sancīrent
perfect sānxerim sānxerīs sānxerit sānxerīmus sānxerītis sānxerint
pluperfect sānxissem sānxissēs sānxisset sānxissēmus sānxissētis sānxissent
passive present sanciar sanciāris, sanciāre sanciātur sanciāmur sanciāminī sanciantur
imperfect sancīrer sancīrēris, sancīrēre sancīrētur sancīrēmur sancīrēminī sancīrentur
perfect sānctus + present active subjunctive of sum
pluperfect sānctus + imperfect active subjunctive of sum
imperative singular plural
first second third first second third
active present sancī sancīte
future sancītō sancītō sancītōte sanciuntō
passive present sancīre sancīminī
future sancītor sancītor sanciuntor
non-finite forms active passive
present perfect future present perfect future
infinitives sancīre sānxisse sānctūrum esse sancīrī sānctum esse sānctum īrī
participles sanciēns sānctūrus sānctus sanciendus, sanciundus
verbal nouns gerund supine
genitive dative accusative ablative accusative ablative
sanciendī sanciendō sanciendum sanciendō sānctum sānctū

Derived termsEdit


  • Italian: sancire
  • Portuguese: sancionar, through sanctio (L.) > sanção (Port.)


  • sancio in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • sancio in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • sancio in Gaffiot, Félix (1934) Dictionnaire Illustré Latin-Français, Hachette
  • Carl Meissner; Henry William Auden (1894) Latin Phrase-Book[1], London: Macmillan and Co.
    • to invoke an irrevocable curse on the profanation of sacred rites: violatas caerimonias inexpiabili religione sancire (Tusc. 1. 12. 27)
    • to let a bill become law (of the people and senate): legem sancire
    • Solo ordained by law that..: Solo lege sanxit, ut or ne
    • Solon made it a capital offence to..: Solo capite sanxit, si quis... (Att. 10. 1)