pulsation

Definitions

  • WordNet 3.6
    • n pulsation the rhythmic contraction and expansion of the arteries with each beat of the heart "he could feel the beat of her heart"
    • n pulsation (electronics) a sharp transient wave in the normal electrical state (or a series of such transients) "the pulsations seemed to be coming from a star"
    • n pulsation a periodically recurring phenomenon that alternately increases and decreases some quantity
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Webster's Revised Unabridged Dictionary
    • Pulsation (Physiol) A beating or throbbing, especially of the heart or of an artery, or in an inflamed part; a beat of the pulse.
    • Pulsation A single beat or throb of a series.
    • Pulsation A stroke or impulse by which some medium is affected, as in the propagation of sounds.
    • Pulsation (Law) Any touching of another's body willfully or in anger. This constitutes battery. "By the Cornelian law, pulsation as well as verberation is prohibited."
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Century Dictionary and Cyclopedia
    • n pulsation The act or process of pulsating, or beating or throbbing: as, the pulsation of the heart, of an artery, of a tumor.
    • n pulsation A single beat of the heart or a blood-vessel.
    • n pulsation A beat or stroke by which some medium is affected, as in the propagation of sound. See beat, n., 2.
    • n pulsation In law, a beating without pain.
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Chambers's Twentieth Century Dictionary
    • n Pulsation a beating or throbbing: a motion of the heart or pulse: any measured beat: a vibration
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Quotations

  • Napoleon Hill
    Napoleon%20Hill
    “Desire is the starting point of all achievement, not a hope, not a wish, but a keen pulsating desire which transcends everything.”
  • Peter De Vries
    Peter%20De%20Vries
    “Anyone informed that the universe is expanding and contracting in pulsations of eighty billion years has a right to ask, What's in it for me?”

Etymology

Webster's Revised Unabridged Dictionary
L. pulsatio, a beating or striking: cf. F. pulsation,
Chambers's Twentieth Century Dictionary
L. pulsāre, -ātum, to beat, freq. of pellĕre, pulsum, to drive.

Usage

In literature:

So she went on, the air around her pulsating silently, and oppressing the earth with lassitude.
"The Return of the Native" by Thomas Hardy
These pulsations are most perceptible in the unison, the octave and the fifth.
"Piano Tuning" by J. Cree Fischer
The sudden silence pulsated with the ponderous strokes of my heart.
"Romance" by Joseph Conrad and F.M. Hueffer
My brain was throbbing intolerably, and every pulsation seemed to shoot fire into my temples.
"Dead Man's Rock" by Sir Arthur Thomas Quiller-Couch
I half rose to my feet, my whole body pulsating with agony.
"Prisoners of Chance" by Randall Parrish
Behind the altar, the huge and intricate mass of alien circuits glowed and clicked and pulsated ... slowly; seemingly at random, but steadily.
"Warlord of Kor" by Terry Gene Carr
Hearts beat with throbbing and exciting pulsation, fired by hope's fondest dreams.
"Lady Rosamond's Secret" by Rebecca Agatha Armour
I put my hand to his heart, and felt a slight pulsation.
"Isopel Berners The History of certain doings in a Staffordshire Dingle, July, 1825" by George Borrow
It did not pulsate in the veins of these people.
"Parrot & Co." by Harold MacGrath
The pulsations of the heart are easily quickened, and palpitation is excited if the subject be low and anaemic.
"The People's Common Sense Medical Adviser in Plain English" by R. V. Pierce
Even as they looked the upper heavens began to pulsate and throb with faint crimson.
"John Ward, Preacher" by Margaret Deland
They were warm and pulsating.
"The Triflers" by Frederick Orin Bartlett
Again a stinging sense of injustice quickened the pulsations of my heart.
"Ernest Linwood" by Caroline Lee Hentz
Every westward artery of the great city pulsated with the living tide that flowed through it.
"Young Americans Abroad" by Various
A change passed over the countenance of the young man; death had touched his heart gently, and its pulsations ceased.
"The Home" by Fredrika Bremer
As the peculiar, pulsating chatter of the Osnomian telegraph died out, Seaton called for help.
"Skylark Three" by Edward Elmer Smith
To seaward, a violet glow, throbbing and pulsating, showed where the lightning was playing.
"Plotting in Pirate Seas" by Francis Rolt-Wheeler
The silent awful pulsating of the toad manifested its dumb suffering.
"Tess of the Storm Country" by Grace Miller White
In reality these same reports pulsate with life.
"Policing the Plains" by R.G. MacBeth
From its pulsating body shot a flash of flame.
"The Whispering Spheres" by Russell Robert Winterbotham
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In poetry:

And in her bright veins seemed to run,
Pulsating, glowing,
The music of the wind and sun,
And waters flowing.
"The River Maiden" by Victor James Daley
bearing on itself a bright pulsation,
which in the blond ran shyly to the back.
But suddenly the shade was deep,
and nearby eyes lay gazing
"Encounter In The Chestnut Avenue" by Rainer Maria Rilke

She lives--that first pulsation of the heart
Is life!--receive, dear babe, thy destin'd part;
Yet frail thy being as the op'ning rose
When chill the rude wind blows.
"Lines To Helen," by Helen Maria Williams
In their feverish exultations,
In their triumph and their yearning,
In their passionate pulsations,
In their words among the nations,
The Promethean fire is burning.
"Prometheus, Or, The Poet's Forethought. (Birds Of Passage. Flight The First)" by Henry Wadsworth Longfellow
Whimsy and song in my little gray study!
Words out of wonderland, praising her fineness,
Touched with her pulsating, delicate laughter,
Saying, "The girl is all daring and kindness!"
"Rhymes For Gloriana" by Vachel Lindsay
Whimsy and song in my little gray study!
Words out of wonderland, praising her fineness,
Touched with her pulsating, delicate laughter,
Saying, “The girl is all daring and kindness!”
"On Suddenly Receiving A Curl Long Refused" by Vachel Lindsay

In news:

(FORTUNE Magazine) – FIRST you hear the pulsating thunder of three dozen unmuffled Harley-Davidsons snaking around the bend.
If they get too hot, the brake rotors can warp causing a pulsating feeling in the brake pedal when you stop.
Feeling vibrations or pulsations when you apply the brake pedal.
External Counter Pulsation can improve circulation.
State-of-the-art video games, an Internet lounge, and pulsating dance floor combine to create a hip vibe at Crush , a new teen club at Atlantis Resort on Paradise Island in the Bahamas.
His process and love for audience participation translates from stage to record, and even with his recent performance for The Current, it's difficult for your body not to pulsate with the rhythm.
At Northeast Portland's Faubion K-8 School on a recent Thursday, 10 boys and seven girls assembled in the gym, drumming and dancing to the pulsating sound of the "Samba Do Rio" beat.
Pulsating drums will get Maui Memorial Gymnasium in Wailuku moving with the sights and sounds of the 13th annual Heiva I Maui Tahitian Dance & Drumming Competition from 10 am to 4 pm Saturday and Sunday.
Portugal substitute Silvestre Varela scored a dramatic 87th-minute winner to give his side a 3-2 win over Denmark in a pulsating Euro 2012 Group B match on Wednesday.
But in central Minnesota, where massive solar flares are contributing to a spectacular light show, the sky seems to pulsate.
As a pulsating techno beat booms inside a hotel ballroom in downtown Miami, dozens of spectators watch a petite redheaded MC wearing green-and-black striped tights, a lace corset, and a fake carnival barker's mustache.
The crowds soon follow suit, pulsating from the Sheer Importance of the song.
Lately I've been listening to a handful of rappers who submerge their voices in dark, pulsating instrumentals that seethe with bleak undertones, and I think it's starting to affect my mood.
The bait features a pulsating paddle tail and an Eagle Claw treble hook.
Calvin Harris, the producer-DJ behind Rihanna's pulsating hit "We Found Love," which topped the Hot 100 for ten weeks, will release his third solo album "18 Months" on October 30.
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In science:

Pulsational Instability Domains in the Upper Main Sequence.
Searching for Line Profile Variability in HgMn Stars
The detailed equations describing the equilibrium and pulsation models were discussed by Balmforth (1992b) and by Houdek (1996).
Numerical constraints on the model of stochastic excitation of solar-type oscillations
This result supports the thesis that ZZ Ceti pulsators represent a phase through which al l DA stars must evolve.
On the Purity of the ZZ Ceti Instability Strip: Discovery of More Pulsating DA White Dwarfs on the Basis of Optical Spectroscopy
Winget, D. E., & Fontaine, G. 1982, in Pulsations in Classical and Cataclysmic Variables, ed. J.P.
On the Purity of the ZZ Ceti Instability Strip: Discovery of More Pulsating DA White Dwarfs on the Basis of Optical Spectroscopy
It has been shown that there is a potential ambiguity in the asteroseismic determination of the location of internal structures in a pulsating star (Montgomery et al. 2003).
Breaking the core-envelope symmetry in p-mode pulsating stars
Asteroseismology is finally providing strong and independent constraints to the modeling of several classes of pulsators, such as β C ephei stars (Aerts et al. 2003), solarlike stars (Thoul et al. 2003, Di Mauro et al. 2003) and white dwarfs (e.g.
Breaking the core-envelope symmetry in p-mode pulsating stars
Sct type are pulsating variables located in the lower part of the instability strip.
About the chemical composition of delta Scuti - the prototype of the class of pulsating variables
This type stars form the second most numerous group of pulsators in the Galaxy after the pulsating white dwarfs (Solano & Fernley 1997).
About the chemical composition of delta Scuti - the prototype of the class of pulsating variables
The goal of this paper is to derive detailed abundances of chemical elements in the atmosphere of δ Sct – prototype of the numerous class of pulsating variables.
About the chemical composition of delta Scuti - the prototype of the class of pulsating variables
This will shake the NS and its ( fluid-modes ), d) WD non-radial pulsations, and e) the NS spinning or wobbling.
A white dwarf-neutron star relativistic binary model for soft gamma-ray repeaters
Also, SGRs pulsation periods and expected masses for the WD in the binary model.
A white dwarf-neutron star relativistic binary model for soft gamma-ray repeaters
The periods of pulsation for 46 stars are also searched from Chen et al.(2001).
On the difference between type E and A OH/IR stars
We have identified at least three modes of pulsation for all variables except V39.
Planets in Stellar Clusters Extensive Search. IV. A detection of a possible transiting planet candidate in the open cluster NGC 2158
The identification of the mode of pulsation in δ Scuti stars is not trivial, as the frequencies of highest amplitude have very different order in different stars (Arentoft et al. 2005).
Planets in Stellar Clusters Extensive Search. IV. A detection of a possible transiting planet candidate in the open cluster NGC 2158
Alternative explanation for the scatter could include inner shocks caused by the pulsations (Gautschy-Loidl et al. 2004), as found in some variability in the colour and C2H2 index (Sloan et al.
Spitzer observations of acetylene bands in carbon-rich AGB stars in the Large Magellanic Cloud
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