Noun

(en noun)

A false belief that is resistant to confrontation with actual facts.

The state of being deluded or misled.

That which is falsely or delusively believed or propagated; false belief; error in belief.

* {{quote-book

, year=1960 , author=William L. Shirer , title=The Rise and Fall of the Third Reich: A History of Nazi Germany , page=835 , publisher=Simon & Schuster , location=New York , isbn=0-671-72869-5 , id=LCCN 81101072 , passage=Hess, always a muddled man though not so doltish as Rosenberg, flew on his own to Britain under the delusion that he could arrange a peace settlement.}} (Webster 1913)

Noun

(en noun)

The image-making power of the mind; the act of creating or reproducing ideally an object not previously perceived; the ability to create such images.

Imagination is one of the most advanced human faculties.

* {{quote-book, year=1913, author=

, title=Lord Stranleigh Abroad , chapter=5 citation , passage=She removed Stranleigh’s coat with a dexterity that aroused his imagination .}}

Particularly, construction of false images; fantasizing.

You think someone's been following you? That's just your imagination .

Creativity; resourcefulness.

His imagination makes him a valuable team member.

A mental image formed by the action of the imagination as a faculty; a conception; a notion; an imagining; something imagined.

* 1597 , Francis Bacon, "Of Youth and Age", Essays :

And yet the invention of young men, is more lively than that of old; and imaginations stream into their minds better, and, as it were, more divinely.