The undulating of the tall grass under the moonlight looked like a slow, breathing ocean.

The hikers admired the undulating hills that stretched toward the horizon.

Undulating across the moonlit lake, the mist created a ghostly veil.

At dawn, the photographer captured the undulatings of the desert dunes as they rolled and shimmered in the wind.

The undulator produced a bright, tunable beam of soft X-rays for the experiment.

The accelerator team adjusted the undulators to optimize the X-ray beam's coherence.

Despite years of use, the antique blade's edge remained undulled, slicing through paper as cleanly as the day it was forged.

The undulous field of grass shimmered in the morning light, rising and falling like gentle waves.

The dancer's undulative movements captivated the audience throughout the performance.

Undulling the faded colors in the painting, she added thin glazes to revive the original brilliance.