illusion

• Nom désignant une perception fausse ou une apparence trompeuse, souvent créée par l'esprit ou par des artifices visuels.

A noun referring to a false perception or deceptive appearance, often created by the mind or by visual tricks.

1. False perceptionB2formal

   A false or misleading perception of reality, often caused by the senses.

   Illusion (perception fausse)

   • The magician created an illusion of a floating woman.
   • The desert heat caused a mirage, an optical illusion.
   • He thought he saw a ghost, but it was just an illusion.

   Synonymesapparitiondelusionfallacyfigmenthallucinationmiragemisconceptionphantasm

   Antonymesactualityfactrealitytruth

2. False beliefB2formal

   A mistaken or unrealistic idea or belief.

   Illusion (fausse croyance)

   • She had the illusion that she could win without practice.
   • He lived under the illusion that money brings happiness.
   • The politician's promises were just an illusion.

   Synonymesdelusionerrorfallacymisapprehensionmisconceptionmistake

   Antonymescertaintyfactrealitytruth