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Alternative formsEdit


From afficiō (exert an influence on the body or mind).



affectiō f (genitive affectiōnis); third declension

  1. The relation or disposition towards something produced in a person.
  2. A change in the state of the body or mind of a person; feeling, emotion.
  3. Love, affection or good will towards somebody.
  4. Will, volition, inclination.


Third declension.

Case Singular Plural
nominative affectiō affectiōnēs
genitive affectiōnis affectiōnum
dative affectiōnī affectiōnibus
accusative affectiōnem affectiōnēs
ablative affectiōne affectiōnibus
vocative affectiō affectiōnēs

Related termsEdit



  • affectio in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • du Cange, Charles (1883), “affectio”, in G. A. Louis Henschel, Pierre Carpentier, Léopold Favre, editors, Glossarium Mediæ et Infimæ Latinitatis (in Latin), Niort: L. Favre
  • affectio in Gaffiot, Félix (1934) Dictionnaire Illustré Latin-Français [Illustrated Latin-French Dictionary], Hachette
  • Carl Meissner; Henry William Auden (1894) Latin Phrase-Book[1], London: Macmillan and Co.
    • a good constitution: firma corporis constitutio or affectio
    • humour; disposition: animi affectio or habitus (De Inv. 2. 5)