- a wave.
- the motion of waves.
Origin of undulation
Examples from the Web for undulation
Historical Examples of undulation
In undulation, not one wave is like another; in vibration, every pulse is alike.The Storm-Cloud of the Nineteenth Century
No undulation of air can there convey sound, song, or speech.Moon Lore
It is because—this is my hypothesis—these properties, if they are in the undulation, are not there alone.The Mind and the Brain
The motion of this latter is thought, of which perception is the first undulation.The Works of Edgar Allan Poe
Edgar Allan Poe
It swayed with a truly Hellenic undulation like the pictures in the mythology.The Joys of Being a Woman
1640s, from Medieval Latin *undulatio, from Late Latin undulatus "wavy, undulated," from undula "wavelet," diminutive of Latin unda "wave" (see water).