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.
Its share price has fluctuated since then, sharply declining in July and August, but it is currently trading 14% higher than its stock market debut.
From BBC ● Sep. 23, 2026
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
Asian markets fluctuated, though tech firms continued to enjoy a recovery from July's rout, as the AI boom returns to the fore.
From Barron's ● Sep. 9, 2026
Inaccurate data from countries with high incidences of MDR have made it difficult for pharmaceutical companies to meet demand for these drugs consistently, and therefore market prices have fluctuated.
From "Mountains Beyond Mountains" by Tracy Kidder and Michael French
