unproved

The rights and interests of the unproved mining areas shall be tested on impairment at least once a year.

Even unproved allegations of graft can damage the company's reputation, share price and future business prospects.

There are enough proved cases to make this point without diluting our criticism with unproved charges.

Three of these four objects have possible, but unproved , associations with young supernova remnants.

The panel concluded that a growing number of the tests are being marketed with claims that are unproved, ambiguous, false or misleading.

A medicine whose effectiveness is unproved and whose ingredients are usually secret; a quack remedy.

an unproved statement put forward as a premise in an argument.

Calumny, unproved accusations and distortion of the facts should never be permitted.

China is rich in oil resource. Among unproved resource, commercial and sustainable exploration resource has a large percentage.

On the one hand are the heartrending emotional pleas of dying patients who are eager to try unproved experimental drugs.

I am not proud of the reckless abandon in which unproved charges have been hurled from this side of the aisle.

The mineral interests in unproved properties are tested annually for impairment.

and allegations, as yet largely unproved, of systematic electoral fraud on behalf of Mr Karzai.

Some supplements may improve cardiovascular outcome, most are unproved, and some could potentially cause harm.

Another caution is that the theory about why resveratrol works is still unproved.

The latter requires too many fresh human eggs, its critics say, and the use of animal instead of human eggs as a source remains unproved.

So for more than 30 years, the runner's high remained an unproved hypothesis.