[
UK
/ˌʌndjʊlˈeɪʃən/
]
NOUN
- an undulating curve
- (physics) a movement up and down or back and forth
- wavelike motion; a gentle rising and falling in the manner of waves
How To Use undulation In A Sentence
- The wolds are the closest thing we have in this area to a hill, and those from hilly country would regard them as no more than casual undulations in the landscape.
- The poor, I found, believed that this pious exercise dispersed the evil spirits of the storm; while the better sort conceived that it occasioned some kind of undulation in the air, and so broke the continuity of the electric fluid. Untrodden Peaks and Unfrequented Valleys
- Bloated, sagging, and among those firm youthful bodies, those undistorted faces, a strange and terrifying monster of middle-agedness, Linda advanced into the room, coquettishly smiling her broken and discoloured smile, and rolling as she walked, with what was meant to be a voluptuous undulation, her enormous haunches. Brave New World
- Dance the grapevine step rocking undulation belly dancing move with press down arms using tips from a dance instructor in this free dance lesson video.
- At Diano Marina, as will be seen from the curve _b_, the shock again consisted of two phases, each beginning with a few subsultory vibrations and ending with horizontal undulations of much longer period. A Study of Recent Earthquakes
- She started moving with him, seeking to match the repetitive undulation. THE PROMISE IN A KISS
- Roebling had, in effect, fashioned a single hollow beam as protection against cumulative undulations.
- ` ` Seeing that the tasimeter is affected by a wider range of etheric undulations than the eye can take cognizance of, and is withal far more acutely sensitive, the probabilities are that it will open up hitherto inaccessible regions of space, and possibly extend the range of aerial knowledge as far beyond the limit obtained by the telescope as that is beyond the narrow reach of unaided vision. '' Edison, His Life and Inventions, vol. 1
- Before crossing the 50th meridian, the undulations arising from the distribution of land and water in the neighbourhood of these vast inland seas would receive considerable elucidation from the shorter intervals of observation, and after passing the 50th meridian the extent of undulation, as compared with that observed by the more southerly vessels, would be more distinctly marked by the three-hourly series. The Hurricane Guide Being An Attempt To Connect The Rotary Gale Or Revolving Storm With Atmospheric Waves.
- It is only two lines long, but its melody, in spooky mode IV, is filled with undulations which remind one of the journey of the Magi. "We have seen his star in the east"