imaginary, fanciful, visionary, fantastic, chimerical, quixotic mean unreal or unbelievable. imaginary applies to something which is fictitious and purely the product of one's imagination.

CHIMERICAL definition: unreal; imaginary; visionary. See examples of chimerical used in a sentence.

CHIMERICAL definition: 1. relating to a hope or dream that is extremely unlikely ever to come true: 2. relating to a hope…. Learn more.

Colors that are impossible to achieve through any constant illumination pattern, but simple to access through fatigue effects in the human eye, have been dubbed chimerical.

Chimerical refers to something that is fantastical, improbable, or purely imaginary. It often conveys a sense of whimsy, illusion, or implausibility, and can also imply foolish or misguided ambition.

Examples The architect had a chimerical vision of a floating city above the clouds. Her chimerical plans for world peace were met with skepticism.

Dec 23, 2025 · In simple words: when someone describes an idea or a plan as “chimerical,” they’re saying it’s more fantasy than reality—kind of like a unicorn or a flying car.

Factsheet What does the adjective chimerical mean? There are two meanings listed in OED's entry for the adjective chimerical. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

Use the adjective chimerical to describe something that is wildly fanciful or imaginative — like the chimerical illustrations of magical creatures in a children's book.

Sep 27, 2024 · Of or pertaining to a chimera. "Yes; I have a turn both for observation and for deduction. The theories which I have expressed there, and which appear to you to be so chimerical, are really …