definition of
fluctuate

[1] #1 fluctuate v. cause to fluctuate or move in a wavelike pattern. wn

[2] #2 fluctuate v. [vacillate, waver] move or sway in a rising and falling or wavelike pattern; "the line on the monitor vacillated". wn

[3] #3 fluctuate v. be unstable; "The stock market fluctuates". wn