Latin

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Etymology

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From ratiō (reason, calculation) +‎ -cinor, a suffix generally thought to derive from canō (to sing; to recite). Compare vāticinor and sermōcinor.

Pronunciation

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Verb

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ratiōcinor (present infinitive ratiōcinārī, perfect active ratiōcinātus sum); first conjugation, deponent

  1. to reckon, compute or calculate
  2. to consider, deliberate or meditate
  3. to argue, infer or conclude

Conjugation

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   Conjugation of ratiōcinor (first conjugation, deponent)
indicative singular plural
first second third first second third
active present ratiōcinor ratiōcināris,
ratiōcināre
ratiōcinātur ratiōcināmur ratiōcināminī ratiōcinantur
imperfect ratiōcinābar ratiōcinābāris,
ratiōcinābāre
ratiōcinābātur ratiōcinābāmur ratiōcinābāminī ratiōcinābantur
future ratiōcinābor ratiōcināberis,
ratiōcinābere
ratiōcinābitur ratiōcinābimur ratiōcinābiminī ratiōcinābuntur
perfect ratiōcinātus + present active indicative of sum
pluperfect ratiōcinātus + imperfect active indicative of sum
future perfect ratiōcinātus + future active indicative of sum
subjunctive singular plural
first second third first second third
active present ratiōciner ratiōcinēris,
ratiōcinēre
ratiōcinētur ratiōcinēmur ratiōcinēminī ratiōcinentur
imperfect ratiōcinārer ratiōcinārēris,
ratiōcinārēre
ratiōcinārētur ratiōcinārēmur ratiōcinārēminī ratiōcinārentur
perfect ratiōcinātus + present active subjunctive of sum
pluperfect ratiōcinātus + imperfect active subjunctive of sum
imperative singular plural
first second third first second third
active present ratiōcināre ratiōcināminī
future ratiōcinātor ratiōcinātor ratiōcinantor
non-finite forms active passive
present perfect future present perfect future
infinitives ratiōcinārī ratiōcinātum esse ratiōcinātūrum esse
participles ratiōcināns ratiōcinātus ratiōcinātūrus ratiōcinandus
verbal nouns gerund supine
genitive dative accusative ablative accusative ablative
ratiōcinandī ratiōcinandō ratiōcinandum ratiōcinandō ratiōcinātum ratiōcinātū

Derived terms

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Descendants

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(learned)

References

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  • ratiocinor”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • ratiocinor”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • ratiocinor in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.