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(physics) a progressive disturbance propagated without displacement of the medium itself
Answer for the clue "(physics) a progressive disturbance propagated without displacement of the medium itself ", 10 letters:
undulation
Alternative clues for the word undulation
Word definitions for undulation in dictionaries
WordNet
Word definitions in WordNet
n. an undulating curve [syn: wave ] wave-like motion; a gentle rising and falling in the manner of waves (physics) a movement up and down or back and forth [syn: wave ]
Douglas Harper's Etymology Dictionary
Word definitions in Douglas Harper's Etymology Dictionary
1640s, from Medieval Latin *undulatio , from Late Latin undulatus "wavy, undulated," from undula "wavelet," diminutive of Latin unda "wave" (see water (n.1)).
The Collaborative International Dictionary
Word definitions in The Collaborative International Dictionary
Undulation \Un`du*la"tion\, n. [Cf. F. ondulation.] The act of undulating; a waving motion or vibration; as, the undulations of a fluid, of water, or of air; the undulations of sound. A wavy appearance or outline; waviness. --Evelyn. (Mus.) The tremulous ...
Wiktionary
Word definitions in Wiktionary
n. 1 an instance or act of undulate 2 a wavy appearance or outline; waviness 3 (context music English) a tremulous tone produced by a peculiar pressure of the finger on a string 4 a wavelike curve; a smooth and regular rise and fall 5 a wavelike motion ...
Wikipedia
Word definitions in Wikipedia
Undulation may refer to: Lateral undulation , the most primitive of vertebrate locomotor patterns Law of Undulation , an invention of C. S. Lewis Undulation of the geoid , the separation between the geoid and the reference ellipsoid of the Earth Undulation ...
Usage examples of undulation.
The undulations of the peneplain had gradually become perceptible as such, next as low mounds of marl studded with broken rock, and then the land abruptly crumpled itself into a succession of barren knolls.
Three assault mechanoids were sent lurching back down the feed roads, plasmatic legs juddering in fast undulations.
Ignoring her cries and her pleas, and taking an ever-increasing pleasure in the wild undulations of her body as he forced a searing burst of ecstasy upon her, tasting the response of her body to his hunger and demand.
Senta stared at the cloth, trying to recognize what in its shimmery depths was so familiar to her, trying to see the undulations her fingers could feel.
I should say those torsades or undulations, and those spirals running from the base almost to the very tip add strength or possibly elasticity to the whole improbable structure.
Or, if we turn northward, we only find it seaming another ample fold of bogland, outspread far and far beyond Lisconnel before a grey hill-range begins to rise in slow undulations, crested with furze and broom.
Beneath the mountains were low, tent-like, cinnamoncoloured undulations, which reminded Domini of those made by a shakenout sheet, one smaller than the other till they melted into the level.
The city of Tralles was now somewhat closer than Nysa was behind, and the gently tilting undulations of the river valley which threw the Maeander into so many wandering, winding turns were flushed gold, long light upon harvest stubble.
As the paramecium glided along, its cilia moving in coordinated undulations, Alex, silent in his sneakers, followed, the tip of his nose tracing a path along the glass.
The sentience slid along the stems of rockweed, tasting brine and swaying with the undulation of the waves, but it could not travel beyond the shore, for a great submerged barrier sang it back.
The undulations in linksland provide a gently rolling landscape, with just enough movement to ask the golfer to play from sidehill, downhill, and uphill lies.
Great surprise was painted on all the countenances, and the circle of adulators and suppliants which surrounded Monk an instant before, was enlarged by degrees, and ended by being lost in the large undulations of the crowd.
Latin, nodded his head, in cadence, at every roll which La Fontaine impressed upon his body, according to the undulations of the dactyls and spondees.
If the far-flung loops of its undulations, which formed fort-like enclosures, had been straightened, it would have been much longer.
A rich yellow light englobed them, and beyond, for a backdrop, a deep green undulation of shrubs and sea grape, shaking their branches as if in mimicry.