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un·du·la·tion(ŭn′jə-lā′shən, ŭn′dyə-, -də-)
1. A regular rising and falling or movement to alternating sides; movement in waves.
2. A wavelike form, outline, or appearance.
3. One of a series of waves or wavelike segments.
1. the act or an instance of undulating
2. any wave or wavelike form, line, etc
un•du•la•tion(ˌʌn dʒəˈleɪ ʃən, ˌʌn dyə-, -də-)
1. the act of undulating; a wavelike motion.
2. a wavy form or outline.
3. a wavelike bend or curve.
a. a wave.
b. the motion of waves.
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|Noun||1.||undulation - an undulating curve|
|2.||undulation - wavelike motion; a gentle rising and falling in the manner of waves|
|3.||undulation - (physics) a movement up and down or back and forth|
natural philosophy, physics - the science of matter and energy and their interactions; "his favorite subject was physics"
gravitation wave, gravity wave - (physics) a wave that is hypothesized to propagate gravity and to travel at the speed of light
sine wave - a wave whose waveform resembles a sine curve
fluctuation - a wave motion; "the fluctuations of the sea"
seiche - a wave on the surface of a lake or landlocked bay; caused by atmospheric or seismic disturbances
standing wave, stationary wave - a wave (as a sound wave in a chamber or an electromagnetic wave in a transmission line) in which the ratio of its instantaneous amplitude at one point to that at any other point does not vary with time
traveling wave, travelling wave - a wave in which the medium moves in the direction of propagation of the wave
wave form, wave shape, waveform - the shape of a wave illustrated graphically by plotting the values of the period quantity against time
blast wave, shock wave - a region of high pressure travelling through a gas at a high velocity; "the explosion created a shock wave"
pulsation, pulse, pulsing, impulse - (electronics) a sharp transient wave in the normal electrical state (or a series of such transients); "the pulsations seemed to be coming from a star"