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.

After a Roland Garros run that was unthinkable a few weeks ago, it feels like there is big meaning in such a small word.

From BBC • Jun. 4, 2026

E. Jean Carroll achieved the unthinkable and might end up paying a price for it.

From Slate • Jun. 1, 2026

According to Cedar Point, as all of this verbiage is, Millennium Force “shoots riders over hills, past lagoons and through tunnels, all at unthinkable speeds.”

From Los Angeles Times • May 29, 2026

The Knicks had done the unthinkable, throwing away a proud thing.

From The Wall Street Journal • May 26, 2026

And then, only a few yards away from us, the unthinkable happens.

From "The Running Dream" by Wendelin Van Draanen

unthinkable

Example Sentences

Related Words