The quad was full of people; she could hear them, but the window blocked the sonar.

Be interesting to see how much a normal window or blinds/curtains will block this.

So a window with a coefficient of 0.35, he said, will block 65 percent of the sun's warming rays.

Even from above, the frosted windows blocked all prying eyes, should any have existed in the sky above.

The people in those cars strained, trying to see inside the limo, but the darkened windows blocked us from view.

As a result, people often rush to close windows to block clouds of pesticide that rise when workers fumigate city shrubbery.

The barrack blocks were converted and the windows partly blocked to reduce the effects of blast.

The window can block the ultraviolet and the infrared light and you will still see the same thing.

The 1886 building on Third Avenue is battered - with windows blocked up and cornices ripped off.

He's lying in a bed in the front parlor, the window blocked with a black sheet, no sign of light.