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fluctuate
1 ENTRIES FOUND:
fluctuates; fluctuated; fluctuating
fluctuates; fluctuated; fluctuating
Learner's definition of FLUCTUATE
[no object]
: to change level, strength, or value frequently波动；起伏
- Oil prices fluctuated [=became higher, lower, etc.] throughout the year.石油价格全年都在波动。
- fluctuating prices不稳定的物价
- His popularity has fluctuated during his term in office.任职期间，他受欢迎的程度时高时低。
- In the desert, the temperature fluctuates dramatically.沙漠中温度变化很大。
fluctuate
verb
fluc·tu·ate ˈflək-chə-ˌwāt 
-chü-ˌāt
fluctuated; fluctuating
: to cause to fluctuate
Example Sentences
His popularity has fluctuated during his term in office. In the desert, the temperature fluctuates dramatically.
Recent Examples on the Web Projects will then fluctuate up and down in the public rankings. 
Steven Zeitchik, Washington Post, 14 July 2022 The deputy added the incident is an example on how the weather can drastically fluctuate from cold to warm in the Denver area, meaning ice may not be thick. Jordan Mendoza, USA TODAY, 12 Jan. 2022 The ranunculus typically reach peak bloom in April though the exact dates fluctuate from year to year. Jessica Poitevien, Travel + Leisure, 11 Jan. 2022 Cycle length can vary greatly from woman to woman, and even fluctuate from month to month. Christine Yu, Outside Online, 6 Sep. 2020 The tax on your gains can fluctuate with your tax bracket. Bob Carlson, Forbes, 26 Aug. 2022 This number can fluctuate depending on number of days per week worked, number of patients seen, types of cases completed (medical versus cosmetic versus surgical), practice location, and more. Megan Decker, refinery29.com, 18 Aug. 2022 Others, like blood cortisol levels, may fluctuate between different set points based on stress levels or sleep cycles. Monique Brouillette, Popular Mechanics, 12 Aug. 2022 Since indoor radon levels are tied to airflow, levels can fluctuate day to day and by season. Maya Miller, ProPublica, 8 Aug. 2022 See More
Steven Zeitchik, Washington Post, 14 July 2022 The deputy added the incident is an example on how the weather can drastically fluctuate from cold to warm in the Denver area, meaning ice may not be thick. Jordan Mendoza, USA TODAY, 12 Jan. 2022 The ranunculus typically reach peak bloom in April though the exact dates fluctuate from year to year. Jessica Poitevien, Travel + Leisure, 11 Jan. 2022 Cycle length can vary greatly from woman to woman, and even fluctuate from month to month. Christine Yu, Outside Online, 6 Sep. 2020 The tax on your gains can fluctuate with your tax bracket. Bob Carlson, Forbes, 26 Aug. 2022 This number can fluctuate depending on number of days per week worked, number of patients seen, types of cases completed (medical versus cosmetic versus surgical), practice location, and more. Megan Decker, refinery29.com, 18 Aug. 2022 Others, like blood cortisol levels, may fluctuate between different set points based on stress levels or sleep cycles. Monique Brouillette, Popular Mechanics, 12 Aug. 2022 Since indoor radon levels are tied to airflow, levels can fluctuate day to day and by season. Maya Miller, ProPublica, 8 Aug. 2022 See More Word History
Etymology
Latin fluctuatus, past participle of fluctuare, from fluctus flow, wave, from fluere — more at fluid
First Known Use
1604, in the meaning defined at intransitive sense 2
Time Traveler
The first known use of fluctuate was in 1604 verb
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