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⇱ fluctuate - WordReference.com Dictionary of English


fluctuate

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UK:**UK and possibly other pronunciationsUK and possibly other pronunciations/ˈflʌktʃueɪt/US:USA pronunciation: IPA and respellingUSA pronunciation: IPA/ˈflʌktʃuˌeɪt/ ,USA pronunciation: respelling(flukcho̅o̅ āt′)

Inflections of 'fluctuate' (v): (⇒ conjugate)
fluctuates
v 3rd person singular
fluctuating
v pres p
fluctuated
v past
fluctuated
v past p

WordReference Random House Learner's Dictionary of American English © 2026
fluc•tu•ate /ˈflʌktʃuˌeɪt/USA pronunciation   v. [no object], -at•ed, -at•ing. 
  1. to change continually; vary irregularly;
    shift back and forth or up and down:Prices fluctuated wildly.
fluc•tu•a•tion /ˌflʌktʃuˈeɪʃən/USA pronunciation  n. [countable]See -flu-.

WordReference Random House Unabridged Dictionary of American English © 2026
fluc•tu•ate  (flukcho̅o̅ āt′),USA pronunciation v., -at•ed, -at•ing. 
v.i. 
  1. to change continually;
    shift back and forth;
    vary irregularly:The price of gold fluctuated wildly last month.
  2. to move back and forth in waves.

v.t. 
  1. to cause to fluctuate.
  • Latin fluctuātus undulated, past participle of fluctuāre to flow, equivalent. to fluctu(s) a flowing (derivative of fluere to flow) + -ātus -ate1
  • 1625–35
    1. See waver. 2. oscillate.

Collins Concise English Dictionary © HarperCollins Publishers::
fluctuate /ˈflʌktjʊˌeɪt/ vb
  1. to change or cause to change position constantly; be or make unstable; waver or vary
  2. (intransitive) to rise and fall like a wave; undulate
Etymology: 17th Century: from Latin fluctuāre, from fluctus a wave, from fluere to flow
'fluctuate' also found in these entries (note: many are not synonyms or translations):
Synonyms: shift, vary, wave, more...

🗣️Forum discussions with the word(s) "fluctuate" in the title:


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