The meaning of UNIMAGINABLE is not imaginable or comprehensible. How to use unimaginable in a sentence.

UNIMAGINABLE definition: difficult or impossible to believe; inconceivable See examples of unimaginable used in a sentence.

Define unimaginable. unimaginable synonyms, unimaginable pronunciation, unimaginable translation, English dictionary definition of unimaginable. adj. Not conceivable in the imagination. โ€ฆ

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Something that is unimaginable is difficult to imagine because it is so bad, good, big, etcโ€ฆ. Learn more.

Dec 14, 2025ย ยท Adjective unimaginable (comparative more unimaginable, superlative most unimaginable) Unable to be imagined; inconceivable or mind-boggling; beyond belief.

If you describe something as unimaginable, you are emphasizing that it is difficult to imagine or understand properly, because it is not part of people's normal experience.

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