Definition of fluctuation in English:

fluctuation

noun

  • An irregular rising and falling in number or amount; a variation.

    ‘fluctuations in the yearly values could be caused by a variety of factors’
    ‘the current fluctuation in energy prices’
    • ‘See also here for the real explanation of earth's temperature fluctuations.’
    • ‘Supply and demand regulate nothing but the temporary fluctuations of market prices.’
    • ‘They are unique because there is no other retail section in which price fluctuations are the accepted norm.’
    • ‘This system stabilizes our market more than the US market and fluctuations have not been as great.’
    • ‘How many cents constitute a dollar is no more subject to daily fluctuation and uncertainty than inches in terms of yards.’
    variation, shift, change, alteration, swing, movement, oscillation, undulation, alternation, rise and fall, rising and falling, see-sawing, yo-yoing, instability, unsteadiness
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Pronunciation

fluctuation

/ˌflʌktjʊˈeɪʃ(ə)n//ˌflʌktʃʊˈeɪʃ(ə)n/