from The Century Dictionary.
- In an undulating manner; in waves.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adverb In an
from Wiktionary, Creative Commons Attribution/Share-Alike License
I considered the belly and hips of the dancing girl as she thrust them toward me, undulatingly, as the music pounded in the tavern.
Along a mottled green-and-brown stretch of shore, which rolled undulatingly toward the icy fringe of the polar sea, more than twoscore hunters were engaged in unusual activity.
The woman bent forward, swiftly, undulatingly, as a snake strikes.
The greensward, which came right down to the beach of coarse coral grit, rose undulatingly at a very gentle slope until within about three - quarters of a mile from the summit of the peak, when the slope became considerably steeper -- probably a rise of one in five -- to within a couple of hundred feet of the summit, when the slope took an angle of about forty-five degrees.