· a wave motion; "the fluctuations of the sea"
Hypernym(s): wave, undulation
· an instance of change; the rate or magnitude of change
Synonym(s): variation
Hypernym(s): change, alteration, modification
· the quality of being unsteady and subject to changes; "he kept a record of price fluctuations"
Synonym(s): wavering
Hypernym(s): irregularity, unregularity