illusion

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illusion

  • /ɪˈl(j)uːʒ(ə)n/ UK
  • [ɪˈluː.ʒən] US
  • /ɪˈl(j)uːzj(ə)n/ UK

Rhymes with -uːʒən

Where it comes from

From Old French illusion, from Latin illūsiō, from illūdere, from in- (“at, upon”) + lūdere (“to play, mock, trick”). Displaced native Old English dwimmer.

noun illusions

  1. countable A distortion of sensory perception where real stimuli lead to a false or misleading impression of reality. We saw what looked like a tiger among the trees, but it was an illusion caused by the shadows of the branches.
  2. countable A misapprehension; a belief in something that is in fact not true. Jane has this illusion that John is in love with her.

    Similar: misapprehension, misbelief, misconception

  3. countable A magician’s trick.
  4. uncountable The state of being deceived or misled.

    Similar: mirage, phantom, delusion

Thesaurus

Closest in meaning: deception, trick, head game, legerdemain, fancy, magic trick, fantasy, phantasy, semblance, magic, conjuring trick, illusory, delusion, self-delusion, self-deception, fallacy

Translations

Every language

noun belief in something that is in fact not true

한국어환상 hwansang
日本語幻想 gensō
中文幻想 huànxiǎng, 幻覺 /幻觉 huànjué
DeutschIllusion
Ελληνικάψευδαίσθηση psevdaísthisi, πλάνη pláni
Русскийиллю́зия illjúzija

noun magician's trick

日本語手品 tejina
Portuguêstruque de mágica
Françaisillusion
Ελληνικάκόπλο kóplo
Русскийиллю́зия illjúzija
עבריתאַשְׁלָיָה ashlayá

noun anything that seems to be something that it is not

Españolilusión
한국어환각 hwan'gak, 환상 hwansang
日本語幻覚 genkaku, 幻想 gensō
中文幻覺 /幻觉 huànjué, 幻想 huànxiǎng
हिन्दीभ्रम bhram, विभ्रम vibhram, माया māyā
Portuguêsilusão
Françaisillusion
DeutschIllusion, Wahnvorstellung, Sinnestäuschung
Italianoillusione
Ελληνικάψευδαίσθηση psevdaísthisi
Românăiluzie
Русскийиллю́зия illjúzija, наважде́ние navaždénije
Tiếng Việtảo tưởng
العربيةهَلْوَسَة halwasa, وَهْم wahm, اِنْخِدَاع inḵidāʕ, خَيَال ḵayāl
עבריתאַשְׁלָיָה ashlayá

noun state of being misled or deceived

Русскийиллю́зия illjúzija, обма́н obmán

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Cite this
MLA

"illusion." Wiktionary, via Micwyn, micwyn.com/word/illusion. Accessed 6 Nov. 2026.

APA

illusion. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/illusion

Chicago

"illusion." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/illusion.

BibTeX
@misc{illusion_2026,
  title = {illusion},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/illusion},
  urldate = {2026-11-06}
}