unthinkable

[uhn-thing-kuh-buhl] / ʌnˈθɪŋ kə bəl /

ADJECTIVE

incredible, unusual

Synonyms

STRONGEST

absurd extraordinary illogical implausible impossible improbable inconceivable preposterous rare unbelievable uncommon unimaginable unlikely unreasonable

WEAK

beyond belief beyond possibility exceptional incogitable insupportable out of the question outlandish singular unique unordinary

Antonyms

STRONGEST

believable cheap common familiar imaginable likely logical normal ordinary plausible possible probably rational reasonable regular sensible tenable usual

WEAK

conceivable credible

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

unthinkable

Quite possibly the best 16-year-old in the world, it is not unthinkable that he could earn his way into England's Euro 2028 thinking.

From BBC ● Sep. 15, 2026

Nearly a week after Sept. 11, he took the extraordinary step — unthinkable for Donald Trump — of visiting a mosque and exhorting people to not use violence.

From Salon ● Sep. 13, 2026

This would have been unthinkable a few years ago.

From The Wall Street Journal ● Sep. 4, 2026

To do so, the 51-year-old Dempsey has to figure out how to maintain the airline’s low-cost edge while embracing amenities that would have once been unthinkable for a budget carrier.

From The Wall Street Journal ● Sep. 1, 2026

Of course, that was forty years ago, and such foolishness would be unthinkable in these more enlightened times.

From "A Walk in the Woods" by Bill Bryson

unthinkable

Example Sentences

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