delusional
word
Definition
Believing things that are not true or real, even when there is strong evidence against them. Often describes someone whose thoughts or beliefs are disconnected from reality.
Usage & Nuances
Often used in psychological or informal contexts, sometimes as an insult or exaggeration in casual conversation. Commonly paired with 'idea', 'belief', or 'thinking': 'delusional thinking', 'delusional belief'. Not the same as simple hope or optimism—it implies a serious disconnect from reality.
Example Sentences
He is delusional if he thinks he can fly.
basic
He gave a delusional explanation for his mistakes.
basic
She calls me delusional, but I just like to dream big.
natural
Honestly, his ideas about starting a business with no money sound pretty delusional.
natural
Some patients become delusional after a long illness.
basic
You’re being totally delusional if you think they’ll hire you with no experience.
natural