fluctuation


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fluc·tu·ate

 (flŭk′cho͞o-āt′)
intr.v. fluc·tu·at·ed, fluc·tu·at·ing, fluc·tu·ates
To vary irregularly, especially in amount: School enrollment has fluctuated from year to year.

[Latin flūctuāre, flūctuāt-, from flūctus, a flowing, from past participle of fluere, to flow; see bhleu- in Indo-European roots.]

fluc′tu·a′tion n.

fluctuation

(ˌflʌktjʊˈeɪʃən)
n
1. constant change; vacillation; instability
2. undulation
3. (Biology) a variation in an animal or plant that is determined by environment rather than heredity
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.fluctuation - a wave motion; "the fluctuations of the sea"
undulation, wave - (physics) a movement up and down or back and forth
2.fluctuation - an instance of changefluctuation - an instance of change; the rate or magnitude of change
alteration, change, modification - an event that occurs when something passes from one state or phase to another; "the change was intended to increase sales"; "this storm is certainly a change for the worse"; "the neighborhood had undergone few modifications since his last visit years ago"
vicissitude - a variation in circumstances or fortune at different times in your life or in the development of something; "the project was subject to the usual vicissitudes of exploratory research"
allomerism - (chemistry) variability in chemical composition without variation in crystalline form
deviation, difference, divergence, departure - a variation that deviates from the standard or norm; "the deviation from the mean"
permutation, substitution, switch, transposition, replacement - an event in which one thing is substituted for another; "the replacement of lost blood by a transfusion of donor blood"
business cycle, trade cycle - recurring fluctuations in economic activity consisting of recession and recovery and growth and decline
daily variation - fluctuations that occur between one day and the next
diurnal variation - fluctuations that occur during each day
tide - something that may increase or decrease (like the tides of the sea); "a rising tide of popular interest"
3.fluctuation - the quality of being unsteady and subject to changesfluctuation - the quality of being unsteady and subject to changes; "he kept a record of price fluctuations"
unregularity, irregularity - not characterized by a fixed principle or rate; at irregular intervals
scintillation - the twinkling of the stars caused when changes in the density of the earth's atmosphere produce uneven refraction of starlight

fluctuation

noun change, shift, swing, variation, instability, alteration, wavering, oscillation, alternation, vacillation, unsteadiness, inconstancy Don't worry about tiny fluctuations in your weight.
Translations

fluctuation

[ˌflʌktjʊˈeɪʃən] N [of prices, temperature] → fluctuación f, oscilación f

fluctuation

[ˌflʌktʃuˈeɪʃən] n
[level, temperature, weight] → variation f
[price] → fluctuation f, variation f

fluctuation

nSchwankung f, → Schwanken nt no pl; (in number also) → Fluktuation f; (fig, of opinions) → Schwanken nt no pl

fluctuation

[ˌflʌktjʊˈeɪʃn] nfluttuazione f, oscillazione f

fluc·tu·a·tion

n. fluctuación.
1. acto de fluctuar, variación de un curso a otro;
2. sensación de movimiento ondulante producido por líquidos en el cuerpo que se percibe en un examen de palpación.
References in classic literature ?
Silas, feeling bound to accept rebuke and admonition as a brotherly office, felt no resentment, but only pain, at his friend's doubts concerning him; and to this was soon added some anxiety at the perception that Sarah's manner towards him began to exhibit a strange fluctuation between an effort at an increased manifestation of regard and involuntary signs of shrinking and dislike.
A little fluctuation of the wind now carried the path of the forest fire to the north, then blew back and the flames nearly stood still as though held in leash by some master hand.
The men of this party said and thought that what was wrong resulted chiefly from the Emperor's presence in the army with his military court and from the consequent presence there of an indefinite, conditional, and unsteady fluctuation of relations, which is in place at court but harmful in an army; that a sovereign should reign but not command the army, and that the only way out of the position would be for the Emperor and his court to leave the army; that the mere presence of the Emperor paralyzed the action of fifty thousand men required to secure his personal safety, and that the worst commander in chief if independent would be better than the very best one trammeled by the presence and authority of the monarch.
Some slipped a little downward, some got higher footing: people denied aspirates, gained wealth, and fastidious gentlemen stood for boroughs; some were caught in political currents, some in ecclesiastical, and perhaps found themselves surprisingly grouped in consequence; while a few personages or families that stood with rocky firmness amid all this fluctuation, were slowly presenting new aspects in spite of solidity, and altering with the double change of self and beholder.
It is remarkable that this fluctuation, whether periodical or not, appears thus to require many years for its accomplishment.
The maturing and seasonal fluctuation of the sex-instinct affords a good illustration.
Past now the bleeding of earthly regrets; past its fluctuations of hope, and fear, and desire; the human will, bent, and bleeding, and struggling long, was now entirely merged in the Divine.
Emma watched her through the fluctuations of this speech, and saw no alarming symptoms of love.
I cleared and steadied my voice to reply: "All is changed about me, sir; I must change too--there is no doubt of that; and to avoid fluctuations of feeling, and continual combats with recollections and associations, there is only one way--Adele must have a new governess, sir.
in this interesting city); my outgivings and incomings; wind and weather; politics and public events; fluctuations in my own health; fluctuations in Mrs.
Hence, slow and scanty levies of men, in the most critical emergencies of our affairs; short enlistments at an unparalleled expense; continual fluctuations in the troops, ruinous to their discipline and subjecting the public safety frequently to the perilous crisis of a disbanded army.
These labourers, who must sell themselves piece-meal, are a commodity, like every other article of commerce, and are consequently exposed to all the vicissitudes of competition, to all the fluctuations of the market.