The phrase 'thoroughly proven' is correct and usable in written English.
You can use it to describe something that has been proved beyond any doubt. For example: "The defendant's guilt has been thoroughly proven in court."
As Cleland sits in her Threadneedle Street office holding a new fiver, she beams with pride and declares the polymer note has been thoroughly proven to be popular with the public and safer, cleaner and more resilient.
If this was so thoroughly proven, Mezrich should write a book about that.
This creates a pretty illogical situation, where UK suppliers can sell experimental nootropics unimpeded, but cannot legally sell piracetam – a substance that has been thoroughly proven as safe for over 40 years.
This creates a pretty illogical situation in which UK suppliers can sell experimental nootropics unimpeded but cannot legally sell piracetam a substance that has been thoroughly proven as safe for more than 40 years.
The effectiveness of immunization is thoroughly proven.
The validity of this suggestion was thoroughly proven in human and mouse studies revealing that PPARs are indeed master regulators of metabolism [7].
The stability of the whole system is thoroughly proved to ensure convergence of the control errors.
In general, it has been thoroughly proved that titanium-based supports seem to enhance the catalytic activity of noble metals towards the ORR in alkaline media.
Curating a feed is a very Instagram-y and Twitter-y behavior which is already thoroughly proved out, so it makes sense for Pinterest to see if it works in the context of showing products and ideas.
So McConnell's team has flown into action and created a web video that thoroughly proves Cillizza's point.
Even after thoroughly proving that they are poison to each other, they still decide to stay together.
