Owned by 151 countries, the 45-year-old institution provides loans to nations that accept its often rigorous conditions of economic reform.

In the Bacton case, permission for development was given after two exhaustive public inquiries, but subject to rigorous conditions.

That is why independent tests of various tape types, carried out under rigorous conditions, are very helpful.

Further, they need reliability testing to access performance-efficiency of materials and devices under rigorous conditions.

Those had been true words, about the rigorous conditions of this planet!

As they encounter rigorous conditions and difficulties along the way, things begin to unravel.

This was a pilot experiment, not done under fully rigorous conditions.

Even the best of the army's detention camps provided rigorous conditions for young fit men.

The rigorous conditions of the life of a common soldier are enough to keep many people from enlisting.

His eyes, nose, and skin are especially adapted to resisting rigorous atmospheric conditions.