devotio

From dēvōtum +‎ -tiō, from the supine of dēvoveō (“vow, devote”).

• (Classical) IPA^(key): /deːˈu̯oː.ti.oː/, [d̪eːˈu̯oːt̪ioː]
• (modern Italianate Ecclesiastical) IPA^(key): /deˈvot.t͡si.o/, [d̪eˈvɔt̪ː͡s̪io]

dēvōtiō f (genitive dēvōtiōnis); third declension

1. The act of devoting or consecrating.
2. Fealty, allegiance, devotedness, deference.
3. Piety, devotion, zeal.
4. The act of cursing; curse, imprecation, execration.
5. Sorcery, enchantment; magical formula, incantation, spell.

Third-declension noun.

• (allegiance): obsequium

• “devotio”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “devotio”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• devotio 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)
• devotio in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
• “devotio”, in Harry Thurston Peck, editor (1898), Harper's Dictionary of Classical Antiquities, New York: Harper & Brothers