different between insanity vs illusion

English

Etymology

A three-part word (root 'sane', prefix 'in-' meaning 'not', suffix '-ity', meaning 'the state of'). Derived from Latin precursory equivalents. Two possible candidates for construction order:

• insane +? -ity: ins?nus (“unhealthy; insane”) + -it?s

  Latin ins?nus (“unsound in mind; mad, insane”), from in- + sanus (“sound, sane”). Modern forms of roots: in- + sane

• in- +? sanity: in- (“lacking; without”) +? sanit?s (“health; sanity”)

  Latin sanit?s (“sound in mind; sane”), from s?nus + -it?s. Modern forms of roots: sane + -ity

Pronunciation

• (US) IPA^(key): /?n?sæn?ti/

Noun

insanity (countable and uncountable, plural insanities)

1. The state of being insane; madness.

Synonyms

• See also Thesaurus:insanity

Antonyms

• sanity

Related terms

• insane

Translations

English

Etymology

From Old French illusion, from Latin ill?si?, from ill?dere, from in- (“at, upon”) + l?dere (“to play, mock, trick”). Displaced native Old English dwimmer.

Pronunciation

• (Received Pronunciation) IPA^(key): /??l(j)u??(?)n/
• (General American) enPR: ?-lo?o'zh?n, IPA^(key): [??lu?.??n]
• (Conservative RP) IPA^(key): /??l(j)u?zj(?)n/
• Rhymes: -u???n

Noun

illusion (countable and uncountable, plural illusions)

1. (countable) Anything that seems to be something that it is not.
2. (countable) A misapprehension; a belief in something that is in fact not true.

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

Synonyms

• (that seems to be something it is not): mirage, phantom
• (a belief in something untrue; the state of being misled): delusion
• (a belief in something untrue): misapprehension, misbelief, misconception

Derived terms

Translations

Danish

Etymology

From French illusion, from Latin ill?sio.

Noun

illusion c (singular definite illusionen, plural indefinite illusioner)

1. illusion

Inflection

Further reading

• “illusion” in Den Danske Ordbog

French

Pronunciation

• IPA^(key): /i.ly.zj??/
• Rhymes: -??
• Homophone: illusions

Noun

illusion f (plural illusions)

1. illusion

Related terms

• illusoire
• illusoirement

Descendants

• ? Danish: illusion

Further reading

• “illusion” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

Swedish

Pronunciation

• IPA^(key): /?l???u?n/

Noun

illusion c

1. an illusion

Declension

Related terms

• illusorisk

See also

• illustration
• illustrera
• synvilla
• trick