There was an almost constant vibration during the atmospheric phase, which raised my anxiety level ever so slightly.

Most of all, he worries about the constant vibration's effect on a building he has grown to love in his six years as pastor.

Their pumping was a steady sound, sensed rather than heard - constant vibration filled the boat.

He could feel the constant vibration of the boards beneath his feet, and the smell was death.

The constant vibration of the truck made her feel nauseous.

The hum of tractor beams became a constant vibration, making his skull hurt.

Helicopters, with their noise and constant vibration, always seemed somehow unnatural.

The constant subliminal vibrations of engines and life support seemed to be running more smoothly now.

The constant vibrations had died away to the point that one could walk along without fear of being hurled to the floor.

Sally had been right about the thing's ride there was constant vibration from the turbine.