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Showing results for unthinkable. Search instead for untrinkbarem.
Definitions

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.

Out stepped a visitor whose arrival would have been unthinkable a decade ago.

From The Wall Street Journal • Apr. 15, 2026

A bipartisan coalition of all six New England governors has reached a conclusion that until recently would have been politically unthinkable: Renewable energy alone can’t deliver the affordable, reliable power the region needs.

From The Wall Street Journal • Apr. 9, 2026

For many, the idea of filming and broadcasting such intimate moments, including the actual birth of their child, would be unthinkable.

From BBC • Apr. 4, 2026

For the four-time winners it seems almost unthinkable they would fall short.

From BBC • Mar. 26, 2026

Otherwise I would have lost face with Phineas, and that would have been unthinkable.

From "A Separate Peace" by John Knowles