delusion
/dɪˈluʒən/
noun
- A false belief or opinion that is held despite strong evidence against it, often as a result of mental illness or misunderstanding.
- It's a common delusion among new investors that they can get rich overnight without any risk.
- He suffered from the delusion that everyone was plotting against him.
- Her delusion that she could fly led her to climb onto the roof.
- The act of deceiving someone or the state of being deceived; a trick or false impression.
- He lived under the delusion that his friends were always honest with him.
- The advertisement was a delusion designed to make people buy a useless product.
- The magician's trick was a clever delusion that fooled the entire audience.