1. undulation

noun. (physics) a movement up and down or back and forth.
Synonyms
pulsation oscillation fluttering fluctuation sine wave stationary wave blast wave acoustic wave flapping gravity wave pulse standing wave seiche travelling wave shock wave waveform wave vibration wave shape gravitation wave impulse flutter movement motion sound wave wave form traveling wave pulsing flap
Antonyms
regularity let go of stand still fall motionlessness
Etymology
undulation (English)
undulatio (Latin)
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2. undulation

noun. Wavelike motion; a gentle rising and falling in the manner of waves.
Synonyms
motion movement
Antonyms
adience abience order
Etymology
undulation (English)
undulatio (Latin)

3. undulation

noun. An undulating curve.
Synonyms
sine curve sinusoid curve curved shape wave
Antonyms
straight line closing opening retreat boo
Etymology
undulation (English)
undulatio (Latin)
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