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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.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
1. constant change; vacillation; instability
3. (Biology) a variation in an animal or plant that is determined by environment rather than heredity
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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|Noun||1.||fluctuation - a wave motion; "the fluctuations of the sea"|
|2.||fluctuation - 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 changes; "he kept a record of price fluctuations"|
scintillation - the twinkling of the stars caused when changes in the density of the earth's atmosphere produce uneven refraction of starlight
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
noun change, shift, swing, variation, instability, alteration, wavering, oscillation, alternation, vacillation, unsteadiness, inconstancy Don't worry about tiny fluctuations in your weight.
Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005
[level, temperature, weight] → variation f
Collins English/French Electronic Resource. © HarperCollins Publishers 2005
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
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.
English-Spanish Medical Dictionary © Farlex 2012