Words similar to unprovable

Example sentences for: unprovable

How can you use “unprovable” in a sentence? Here are some example sentences to help you improve your vocabulary:

Counterfactuals----are unprovable.
In this case, the effects of agricultural antibiotic use on human health remain uncertain, despite extensive investigation, and the effects may be unknowable, unprovable, or immeasurable by the empirical standards of experimental biology.
Joe Lieberman, D-Conn., said that was "up to the president" and called the charge "effectively unprovable."
Here is an obviously unprovable guess: For 50 percent of the people who see it, it will be the best movie they see all year, even from your point of view.