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Showing results for impossible. Search instead for impossibil.
Definitions

impossible

[im-pos-uh-buhl] / ɪmˈpɒs ə bəl /
ADJECTIVE
beyond the bounds of possibility
Synonyms
STRONGEST
absurd futile hopeless impassable impractical inaccessible inconceivable insurmountable preposterous unattainable unimaginable unreasonable unthinkable unworkable useless
STRONG
visionary
WEAK
beyond contrary to reason cureless hardly possible hundred-to-one impervious impracticable inexecutable infeasible irrealizable irreparable no-go no-win not a prayer out of the question too much unachievable uncorrectable unfeasible unobtainable unrecoverable way-out
Antonyms
STRONGEST
believable conceivable hopeful imaginable logical practical reasonable sensible
WEAK
achievable obtainable possible
ADJECTIVE
intolerable, ungovernable
Synonyms
STRONGEST
absurd hopeless ludicrous outrageous preposterous unacceptable unreasonable
STRONG
offensive undesirable
WEAK
egregious improper incongruous objectionable unanswerable unsuitable
Antonyms
STRONGEST
acceptable
STRONG
pleasing
WEAK
achievable believable governable manageable tenable tolerable

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.

Scott-Heron’s lunar criticism is not so much concerned with the otherworldly as a space for imagining the earthly impossible, but for assembling earthly sites of decolonization and liberation.

From Salon • Apr. 7, 2026

I feel sorry for Fed Chair Jerome Powell because he is in this impossible situation.

From Barron's • Apr. 7, 2026

This can be an especially tough situation if you need a car ASAP, because it’s impossible to increase your credit score 100 points overnight.

From MarketWatch • Apr. 7, 2026

Grimes said it was almost impossible to see a micrometeorite with the naked eye.

From BBC • Apr. 4, 2026

Not a local call, but if someone wanted to reach me at Central, it wouldn’t be impossible for them to come and call from Washington.

From "The Brightwood Code" by Monica Hesse