- fluctuation - a wave motion; "the fluctuations of the sea"
 --1 is a kind of wave, undulation
 Derived forms: verb fluctuate1, verb fluctuate2 
- variation, fluctuation - an instance of change; the rate or magnitude of change
 --2 is a kind of change, alteration, modification
 --2 has particulars:Derived form: verb fluctuate2 
- fluctuation, wavering - the quality of being unsteady and subject to fluctuations; "he kept a record of price fluctuations"
 --3 is a kind of irregularity, unregularity
 --3 has particulars: scintillationDerived form: verb fluctuate3