[uhn-juh-ley-shuh n, uhn-dyuh-, -duh-]
- an act of undulating; a wavelike motion.
- a wavy form or outline.
- one of a series of wavelike bends, curves, or elevations.
- a wave.
- the motion of waves.
Origin of undulation
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for 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
- the act or an instance of undulating
- any wave or wavelike form, line, etc
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for undulation
1640s, from Medieval Latin *undulatio, from Late Latin undulatus "wavy, undulated," from undula "wavelet," diminutive of Latin unda "wave" (see water).
Online Etymology Dictionary, © 2010 Douglas Harper