illusion
French, noun/i.ly.zjɔ̃/
illusion is spelled I-L-L-U-S-I-O-N (8 letters) and appears 11 times per million words in written French, the 6,181st most frequent French word form (wordfreq, 2021 data). Illusion is a French feminine noun meaning “illusion” (English Wiktionary, September 2026). The French Wiktionary (Wiktionnaire) defines it as “Fausse apparence matérielle ou morale qui, en nous faisant voir les choses autrement qu’elles ne sont, semble…”.
What does illusion mean in English?
noun
- 1
feminineillusion
Source: English Wiktionary, French section, dump of September 2, 2026 (CC BY-SA 4.0).
How French dictionaries define it
noun: 1. Fausse apparence matérielle ou morale qui, en nous faisant voir les choses autrement qu’elles ne sont, semble se jouer de nos sens ou de notre esprit. 2. Fausses apparences que l’on attribuait au démon ou à la magie. 3. Erreur des sens ou de l’esprit produite par ces fausses apparences. 4. Erreur qui abuse l’esprit.
The definition in the French Wiktionary (Wiktionnaire), in French.
Source: French Wiktionary (Wiktionnaire), dump of September 1, 2026 (CC BY-SA 4.0), through kaikki.org.
Forms of illusion
- illusions plural
Source: English Wiktionary and French Wiktionary (Wiktionnaire) (dumps of September 2, 2026 and September 1, 2026).
How do you pronounce illusion?
- /i.ly.zjɔ̃/
- /il.ly.zjɔ̃/
- \i.ly.zjɔ̃\
Sources: English Wiktionary, French Wiktionary (Wiktionnaire) (dumps of September 2, 2026 and September 1, 2026); recordings from Wikimedia Commons.
English words that translate to illusion
Source: the translation tables of the English Wiktionary, dump of September 2, 2026.
How common is illusion in French?
illusion appears 11 times per million words in written French.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).