undulate 3verbdomain: v movementPrinceton WordNet [ver.3.1]EnglishDefinitionmove in a wavy pattern or with a rising and falling motionReport errorPath to highest hypernymMorphologySynset graphExamples1.The curtains undulated2.the waves rolled towards the beachSynonymsroll 11move in a wavy pattern or with a rising and falling motionflap 1move in a wavy pattern or with a rising and falling motionwave 3move in a wavy pattern or with a rising and falling motion