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Webster 1913 Edition


Illusion

Il-lu′sion

,
Noun.
[F.
illusion
, L.
illusio
, fr.
illu
dere,
illusum
, to illude. See
Illude
.]
1.
An unreal image presented to the bodily or mental vision; a deceptive appearance; a false show; mockery; hallucination.
To cheat the eye with blear
illusions
.
Milton.
2.
Hence: Anything agreeably fascinating and charming; enchantment; witchery; glamour.
Ye soft
illusions
, dear deceits, arise!
Pope.
3.
(Physiol.)
A sensation originated by some external object, but so modified as in any way to lead to an erroneous perception; as when the rolling of a wagon is mistaken for thunder.
☞ Some modern writers distinguish between an illusion and hallucination, regarding the former as originating with some external object, and the latter as having no objective occasion whatever.
Syn. – Delusion; mockery; deception; chimera; fallacy. See
Delusion
.
Illusion
,
Delusion
. Illusion refers particularly to errors of the sense; delusion to false hopes or deceptions of the mind. An optical deception is an illusion; a false opinion is a delusion.
E. Edwards.

Webster 1828 Edition


Illusion

ILLU'SION

,
Noun.
s as z. [L. illusio, from illudo, to illude.] Deceptive appearance; false show, by which a person is or may be deceived, or his expectations disappointed; mockery.
Ye soft illusions, dear deceits, arise!

Definition 2024


Illusion

Illusion

See also: illusion

German

Noun

Illusion f (genitive Illusion, plural Illusionen)

  1. illusion

Declension

illusion

illusion

See also: Illusion

English

Noun

illusion (countable and uncountable, plural illusions)

  1. (countable) Anything that seems to be something that it is not.
    We saw what looked like a tiger among the trees, but it was an illusion caused by the shadows of the branches.
    Using artificial additives, scientists can create the illusion of fruit flavours in food.
  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.
  3. (countable) A magician’s trick.
  4. (uncountable) The state of being deceived or misled.

Synonyms

Derived terms

Translations

See also


Danish

Etymology

From French illusion, from Latin illūsio.

Noun

illusion c (singular definite illusionen, plural indefinite illusioner)

  1. illusion

Inflection


French

Pronunciation

  • IPA(key): /i.ly.zjɔ̃/
  • Rhymes: -ɔ̃
  • Homophone: illusions

Noun

illusion f (plural illusions)

  1. illusion

Related terms


Swedish

Pronunciation

  • IPA(key): /ɪlɵˈɧuːn/

Noun

illusion c

  1. an illusion

Declension

Inflection of illusion 
Singular Plural
Indefinite Definite Indefinite Definite
Nominative illusion illusionen illusioner illusionerna
Genitive illusions illusionens illusioners illusionernas

Related terms

  • illusorisk

See also