verb (used without object), fluc·tu·at·ed, fluc·tu·at·ing.
verb (used with object), fluc·tu·at·ed, fluc·tu·at·ing.
Origin of fluctuate
Examples from the Web for fluctuates
The period of spawning lasts about six weeks, and fluctuates slightly from year to year.The Lobster Fishery of Maine.|John N. Cobb
Miss Rawlins fluctuates, as she hears the lady's story, or as she hears mine.Clarissa, Volume 5 (of 9)|Samuel Richardson
And the demand, therefore, fluctuates according as the particular stone is fashionable or unfashionable.The Myths and Fables of To-Day|Samuel Adams Drake
Despite the fertility of this region's soils, production in Walachia fluctuates because of recurrent summer droughts.Area Handbook for Romania|Eugene K. Keefe, Donald W. Bernier, Lyle E. Brenneman, William Giloane, James M. Moore, and Neda A. Walpole
This is a difficult matter to decide, since the period of the retrogression of Mars fluctuates between 62 and 81 days.