The glaciers have retreated with a particularly rapid rhythm during the years of the 21st century.

His head throbs in rapid rhythm with his racing heart.

Heart exam will reveal an irregular but rapid rhythm.

Philip's breathing scarcely lifted the sheet over his breast, and then in a short, rapid rhythm.

Her heart was pounding so hard, she couldn't hear anything beyond that rapid rhythm.

Could tell in the rapid, irregular rhythm of his breathing.

Instead the axes fell in a rapid rhythm upon the roof just at one side of the designed entrance.

For complex rapid rhythms, the instrument may be suspended from a stand and played with two beaters, although this makes it more difficult to control.

From down the road, he could hear the rapid rhythm of an approaching motor.

Not so much as a stutter in the rapid rhythm of his breathing.