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Delusion vs Illusion
Difference, Examples & Quiz

What's the difference? Which one is correct?


Definition: A false belief or opinion, especially one held in spite of evidence to the contrary.

Usage: Delusion can often be seen in individuals with certain mental disorders.

Example sentences:
  • 1. He was under the delusion that he could fly.
  • 2. She had a delusion that everyone was out to get her.
  • 3. His delusions of grandeur made him believe he was a famous celebrity.

Definition: A false idea or belief, especially one that is not based on reality.

Usage: Illusions can be created through optical tricks or magic tricks.

Example sentences:
  • 1. The magician created an illusion of making a rabbit disappear.
  • 2. The mirage in the desert is an illusion created by the heat.
  • 3. The painting created an illusion of depth and perspective.

Delusion and illusion are two words that are often confused due to their similar spelling and pronunciation. However, they have different meanings and usage.

Quizzes about "Delusion" vs "Illusion "

Delusion vs Illusion : 5 Quizzes

1. What is the definition of delusion?

2. What is the definition of illusion?

3. Which term refers to a false belief?

4. What is the opposite of delusion?

5. Which term describes a deceptive appearance?


  • What is Delusion?

    Delusion is a belief or perception that is not based on reality.

  • What is Illusion?

    Illusion is a false or misleading perception or impression.

  • How can one differentiate between Delusion and Illusion?

    Delusion is a belief in something that is not true, while illusion is a misinterpretation of something that is true.

  • What are some common examples of Delusion?

    Some common examples of delusion include paranoid delusion, grandiose delusion, and somatic delusion.

  • Can illusions be harmful?

    Illusions themselves are not harmful, but they can lead to misunderstandings or misjudgments if not recognized.