fluctuate
verb (used without object)
to change continually; shift back and forth; vary irregularly.
fluctuated
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past participleof fluctuate.past participle
A verb form used in perfect and passive verb constructions and that can also function as a modifier.
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past tense formof fluctuate.past tense
Used to describe completed actions or previous habitual actions.
fluctuateverb (used without object)to change continually; shift back and forth; vary irregularly.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
After the cryptocurrency was first released, back in 2009, its price had fluctuated between nothing and $1 for over two years.
From Slate ● Sep. 20, 2026
The share-price performances of hyperscalers like Amazon and Alphabet have fluctuated due to sentiment over the AI boom.
From MarketWatch ● Sep. 15, 2026
That number fluctuated during the early 19th century, mostly for administrative reasons.
From The Wall Street Journal ● Sep. 7, 2026
Since then, the number of away fans at both Ibrox and Celtic Park has fluctuated between about 800 and zero in a series of tit-for-tat moves.
From BBC ● Sep. 4, 2026
Having never fluctuated much in value, triple-A-rated subprime-backed CDOs registered on Morgan Stanley’s internal reports as virtually riskless.
From "The Big Short" by Michael Lewis
