The study found that for 5 percent of women having a male perform the procedure was an absolute barrier to having it.

But he was not; that channel, narrow as it was, had become an absolute barrier to him.

So, I mean, Microsoft has to create an absolute barrier.

Having different numbers of chromosomes is not an absolute barrier to hybridization.

There is an absolute and fixed barrier between humans and animals.

The house was dark, and hedges atop the surrounding wall had the look of absolute barriers.

His fear finally became an absolute barrier and he could go no farther.

It is not feasible to expect an absolute barrier against people who cannot keep up.

Safety is about raising attack energy cost, not some sort of magical absolute barrier.

But, he explained, those valuations do not present an absolute barrier.