conceivableness

/kənˈsiːvəbəlnəs/
noun
  1. The quality or state of being possible to imagine, understand, or believe.
    • We questioned the conceivableness of such a rapid recovery from the illness.
    • The conceivableness of the plan was tested by running simulations.
    • The conceivableness of time travel remains a topic of debate among physicists.
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