1.  pulsation(n = noun.event) impulse, pulse, pulsing - (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"
is a kind of undulation, wave
Derived form verb pulsate₃

2.  pulsation(n = noun.phenomenon) - a periodically recurring phenomenon that alternately increases and decreases some quantity;
is a kind of phenomenon

3.  pulsation(n = noun.event) beat, heartbeat, pulse - the rhythmic contraction and expansion of the arteries with each beat of the heart; "he could feel the beat of her heart"
is a kind of periodic event, recurrent event
has particulars: diastole, systole, pounding, throb, throbbing
Derived form verb pulsate₁

1.  A beating or throbbing, especially of the heart or of an artery, or in an inflamed part; a beat of the pulse. [1913 Webster]

2.  A single beat or throb of a series. [1913 Webster]

3.  A stroke or impulse by which some medium is affected, as in the propagation of sounds. [1913 Webster]

4.  Any touching of another's body willfully or in anger. This constitutes battery. [1913 Webster]
"By the Cornelian law, pulsation as well as verberation is prohibited." [1913 Webster]

N  regularity of recurrence, periodicity, intermittence, beat, oscillation, pulse, pulsation, rhythm, alternation, alternateness, alternativeness, alternity, bout, round, revolution, rotation, turn, say, anniversary, jubilee, centenary, catamenia, courses, menses, menstrual flux, rota, cycle, period, stated time, routine, days of the week, Sunday, Monday, months of the year, January, feast, fast, Christmas, Easter, New Year's day, Allhallows, Allhallowmas, All Saints' Day, All Souls', All Souls' Day, Ash Wednesday, bicentennial, birthday, bissextile, Candlemas, Dewali, groundhog day, Halloween, Hallowmas, Lady day, leap year, Midsummer day, Muharram, woodchuck day, St. Swithin's day, natal day, yearbook, yuletide, punctuality, regularity, steadiness, periodic, periodical, serial, recurrent, cyclical, rhythmical, recurring, intermittent, remittent, alternate, every other, hourly, diurnal, daily, quotidian, tertian, weekly, hebdomadal, hebdomadary, biweekly, fortnightly, bimonthly, catamenial, monthly, menstrual, yearly, annual, biennial, triennial, centennial, secular, paschal, lenten, regular, steady, punctual, regular as clockwork, periodically, at regular intervals, at stated times, at fixed established, at established periods, punctually, de die in diem, from day to day, day by day, by turns, in turn, in rotation, alternately, every other day, off and on, ride and tie, round and round.

N  feeling, suffering, endurance, tolerance, sufferance, supportance, experience, response, sympathy, impression, inspiration, affection, sensation, emotion, pathos, deep sense, warmth, glow, unction, gusto, vehemence, fervor, fervency, heartiness, cordiality, earnestness, eagerness, empressement, gush, ardor, zeal, passion, enthusiasm, verve, furore, fanaticism, excitation of feeling, fullness of the heart, passion, ecstasy, blush, suffusion, flush, hectic, tingling, thrill, turn, shock, agitation, quiver, heaving, flutter, flurry, fluster, twitter, tremor, throb, throbbing, pulsation, palpitation, panting, trepidation, perturbation, ruffle, hurry of spirits, pother, stew, ferment, state of excitement, feeling, sentient, sensuous, sensorial, sensory, emotive, emotional, of feeling, with feeling, warm, quick, lively, smart, strong, sharp, acute, cutting, piercing, incisive, keen, keen as a razor, trenchant, pungent, racy, piquant, poignant, caustic, impressive, deep, profound, indelible, deep felt, home felt, heartfelt, swelling, soul-stirring, deep-mouthed, heart-expanding, electric, thrilling, rapturous, ecstatic, earnest, wistful, eager, breathless, fervent, fervid, gushing, passionate, warm-hearted, hearty, cordial, sincere, zealous, enthusiastic, glowing, ardent, burning, red-hot, fiery, flaming, boiling over, pervading, penetrating, absorbing, rabid, raving, feverish, fanatical, hysterical, impetuous, impressed with, moved with, touched with, affected with, penetrated with, seized with, imbued with, devoured by, wrought up, struck all of a heap, rapt, in a quiver, enraptured, heart and soul, from the bottom of one's heart, ab imo pectore, at heart, con amore, heartily, devoutly, over head and ears, head over heels, the heart big, the heart full, the heart swelling, the heart beating, the heart pulsating, the heart throbbing, the heart thumping, the heart beating high, the heart melting, the heart overflowing, the heart bursting, the heart breaking, the heart goes out, a heart as big as all outdoors (sympathy).

N  oscillation, vibration, libration, motion of a pendulum, nutation, undulation, pulsation, pulse, alternation, coming and going, ebb and flow, flux and reflux, ups and down, fluctuation, vacillation, wave, vibratiuncle, swing, beat, shake, wag, seesaw, dance, lurch, dodge, logan, loggan, rocking-stone, vibroscope, oscillating, oscillatory, undulatory, pulsatory, libratory, rectilinear, vibratory, vibratile, pendulous, to and fro, up and down, backwards and forwards, hither and yon, seesaw, zigzag, wibble-wabble, in and out, from side to side, like buckets in a well.