[ im-prob-uh-bil-i-tee, im-prob- ]
See synonyms for improbability on
noun,plural im·prob·a·bil·i·ties for 2.
  1. the quality or condition of being improbable; unlikelihood.

  2. something improbable or unlikely.

Origin of improbability

First recorded in 1590–1600; improbable + -ity

Words Nearby improbability Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use improbability in a sentence

  • The sheer improbability of running along the Gulf—scene of so much international attention—adds unusual interest.

    Running the World | Michael Chertoff | July 25, 2009 | THE DAILY BEAST
  • The improbability of it struck Nina as she went to and fro in the inner room, preparing their supper.

    The Creators | May Sinclair
  • Certainly the habits of his later life would not have made such a result an improbability.

    The Woman Gives | Owen Johnson
  • At every point he was baffled by the wild improbability of the facts that he had discovered.

    The Daffodil Mystery | Edgar Wallace
  • At length the night began to close in, and the guides talked of the improbability of reaching the English station before night.

    The Rain Cloud | Anonymous
  • On the other hand its intrinsic improbability is so great, that it can hardly be accepted without cogent evidence.

    Battles of English History | H. B. (Hereford Brooke) George