fidelitas

Latin

Etymology

From fidēlis (“faithful”) +‎ -tās, from fidēs (“faith”).

Pronunciation

• (Classical Latin) IPA^(key): /fiˈdeː.li.taːs/, [fɪˈd̪eːlʲɪt̪äːs̠]
• (modern Italianate Ecclesiastical) IPA^(key): /fiˈde.li.tas/, [fiˈd̪ɛːlit̪äs]

Noun

fidēlitās f (genitive fidēlitātis); third declension

1. faithfulness, fidelity

Declension

Third-declension noun.

Case	Singular	Plural
Nominative	fidēlitās	fidēlitātēs
Genitive	fidēlitātis	fidēlitātum
Dative	fidēlitātī	fidēlitātibus
Accusative	fidēlitātem	fidēlitātēs
Ablative	fidēlitāte	fidēlitātibus
Vocative	fidēlitās	fidēlitātēs

Related terms

• fidēlis
• fidēs
• fīdō
• fīdus

Descendants

• Catalan: fidelitat
• English: fidelity
• French: fidélité
• Italian: fedeltà

• Old French: fealté, feelté
  • English: fealty
  • French: féauté (archaic)
• Romanian: fidelitate
• Spanish: fidelidad
• Portuguese: fieldade, fidelidade

References

• “fidelitas”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “fidelitas”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• fidelitas in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)
• fidelitas in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.