illusio

See also: il·lusió

Latin

Etymology

From illūdō (“make sport of”).

Pronunciation

• (Classical Latin) IPA^(key): /ilˈluː.si.oː/, [ɪlˈlʲuːs̠ioː]
• (modern Italianate Ecclesiastical) IPA^(key): /ilˈlu.si.o/, [ilˈluːs̬io]

Noun

illūsiō f (genitive illūsiōnis); third declension

1. A jeering, mocking
2. An illusion

Declension

Third-declension noun.

Case	Singular	Plural
Nominative	illūsiō	illūsiōnēs
Genitive	illūsiōnis	illūsiōnum
Dative	illūsiōnī	illūsiōnibus
Accusative	illūsiōnem	illūsiōnēs
Ablative	illūsiōne	illūsiōnibus
Vocative	illūsiō	illūsiōnēs

Descendants

All borrowings, without exception.

• Bulgarian: илюзия (iljuzija)
• Catalan: il·lusió
• Danish: illusion
• English: illusion
• French: illusion
• Italian: illusione
• Norwegian: illusjon (Bokmål), illusjon (Nynorsk)
• Occitan: illusion
• Piedmontese: ilusion
• Romanian: iluzie
• Russian: иллюзия (illjuzija)
• Spanish: ilusión
• Swedish: illusion

References

• “illusio”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• illusio 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)
• illusio in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.