intr.v. fluc·tu·at·ed, fluc·tu·at·ing, fluc·tu·ates
To vary irregularly, especially in amount: School enrollment has fluctuated from year to year.
[Latin flūctuāre, flūctuāt-, from flūctus, a flowing, from past participle of fluere, to flow; see bhleu- in the Appendix of Indo-European roots.]
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