delusion

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delusion

  • /dɪˈl(j)uːʒ(ə)n/ UK
  • /dɪˈl(j)uːzjən/ UK

Rhymes with -uːʒən

Where it comes from

Borrowed from Latin dēlūsiō. (This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium. Particularly: “a direct borrowing from latin or e.g. through french?”)

noun delusions

  1. countable, uncountable An adamant belief in a falsehood despite incontestable evidence.
  2. countable, uncountable The state of being deluded or misled, or process of deluding somebody. It is far better to grasp the universe as it really is than to persist in delusion, however satisfying and reassuring.
  3. countable, uncountable That which is falsely or delusively believed or propagated; false belief; error in belief. Hess, always a muddled man though not so doltish as Rosenberg, flew on his own to Britain under the delusion that he could arrange a peace settlement.
  4. countable, uncountable A strong belief contrary to evidence.

Thesaurus

Closest in meaning: psychotic belief, self-deception, self-delusion, illusory, illusion, fallacy, make-believe, prevarication, hoax, deception, obsession, sham, deceit, trick, cheating, fantasy

Translations

Every language

noun act of deluding; deception; a misleading of the mind

Españolengaño, ilusión
中文騙局 /骗局 piànjú
हिन्दीभ्रम bhram
Portuguêsilusão, delusão
Françaisillusion, délire, idée délirante
DeutschTäuschung, Irreführung
Italianoillusione, convinzione errata
Ελληνικάαυταπάτη aftapáti, ψευδαίσθηση psevdaísthisi
Românăamăgire, înșelare
Русскийобма́н obmán, введе́ние в заблужде́ние vvedénije v zabluždénije
العربيةخِدَاع ḵidāʕ
עבריתהטעיה hat'ayá

noun state of being deluded or misled

Españoldelirio
中文幻想 huànxiǎng, 謬見 /谬见 miùjiàn
हिन्दीभ्रमित bhramit
Portuguêsilusão, delusão
DeutschWahn
Italianoillusione
Ελληνικάπλάνη pláni, αυταπάτη aftapáti
Русскийзаблужде́ние zabluždénije, иллю́зия illjúzija, оши́бка ošíbka
Tiếng Việthoang tưởng
العربيةضَلَالَة ḍalāla, وَهْم wahm
עבריתאשליה ashlayá

noun that which is falsely or delusively believed or propagated; false belief; error in belief

Españolidea delirante, delirio, delusión, fatamorgana
日本語妄想 mōsō
中文錯誤信念 /错误信念 cuòwù xìnniàn
Portuguêsdelírio, delusão
DeutschTäuschung, Wahnvorstellung, Wahn
Ελληνικάπλάνη pláni, ψευδαίσθηση psevdaísthisi
العربيةغَرُور ḡarūr

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MLA

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

APA

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

Chicago

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

BibTeX
@misc{delusion_2026,
  title = {delusion},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/delusion},
  urldate = {2026-11-06}
}