AskDefine | Define undulate

Dictionary Definition

undulate adj : having a sinuate margin and rippled surface


1 stir up (water) so as to form ripples [syn: ripple, ruffle, riffle, cockle]
2 occur in soft rounded shapes; "The hills rolled past" [syn: roll]
3 move in a wavy pattern or with a rising and falling motion; "The curtains undulated"; "the waves rolled towards the beach" [syn: roll, flap, wave]
4 increase and decrease in volume or pitch, as if in waves; "The singer's voice undulated"

User Contributed Dictionary



From the unda “wave” via Middle and Late Latin.


  1. To cause to move in a wavelike motion.
  2. To cause to resemble a wave
  3. To move in wavelike motions.
  4. To appear wavelike.



  1. Wavy in appearance or form.
  2. Changing the pitch and volume of one's voice.
  3. botany of a margin Winding up and down gradually relative to the blade.

Extensive Definition

Undulation may refer to:
undulate in Czech: Undulace

Synonyms, Antonyms and Related Words

alternate, bank, be here again, be poised, billow, brandish, break, circle, comb, come again, come and go, come around, come round, come round again, come up again, crab, crash, cycle, dash, dip, ebb and flow, feather, fishtail, flap, flaunt, float, flourish, flutter, fly, heave, intermit, lift, loop, oscillate, peak, plow, popple, porpoise, pull out, pull up, pulsate, pulse, push down, reappear, recur, reoccur, repeat, return, revolve, rise, rise and fall, roll, roll around, rotate, scend, send, shake, sideslip, skid, slidder, smash, snake, spin, spiral, stunt, surge, swell, swing, toss, turn, wag, wave, wheel, wheel around, wield, wigwag, yaw
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