unproven

IPA: ʌnprˈuvʌn

Examples of "unproven" in Sentences

I will cut investments in unproven missile defense systems.
Does that mean that belief in unproven deities is preferable to the alternative?
We engineers are a careful bunch and avoid working in unproven realms of physics.
The only thing the market can provide are seat in unproven schools with no reputation.
Today, the Houston Texans are finally dumping David Carr and are investing $48 million in unproven QB Matt Schaub.
The answer is drill here and build more refineries, not chase the wind and invest billions in unproven pipe dreams that are many years away if they happen at all.