Definition of undulate in English:



  • 1 Move with a smooth wave-like motion.

    ‘her body undulated to the thumping rhythm of the music’
    • ‘Her face muscles contorted, her eyes turned black and her body began to undulate like a snake.’
    • ‘A minor shock wave undulated through me as I wondered how I could have possibly been out of it that long.’
    • ‘The skies were clear, the horizons were infinite, the landscape rolled and undulated for miles in every direction.’
    • ‘The sidewalk between the beach and road undulates with a wavelike pattern in black and white stone.’
    • ‘Its metallic waves seemed to nearly undulate off the page.’
    • ‘Will pumped his hands into the air and his body undulated.’
    • ‘We undulated, we flowed, and if we didn't make it, it's not like we were missing anything.’
    • ‘Some of them had steep, smooth walls that plunged into the sandy bottom, others undulated downwards.’
    • ‘The dragon's serpentine body undulated like cloth in a fierce wind, nearly knocking Doriel off twice.’
    • ‘Between us was a sea of bodies, heaving and undulating in waves, to the bar, back again, to the bar.’
    • ‘The future, although it flows in one direction, undulates with possibility.’
    • ‘The hay fields surrounding the old farmhouse undulated in the wild, untamed wind like green ocean waves.’
    • ‘The bridge's roadway undulates gently at first, then abruptly starts heaving and twisting violently until it finally breaks apart.’
    • ‘You can almost see her seductive smile as she slows her dance until only her hips move, body undulating in place.’
    • ‘The plesiosaur, being a reptile, wouldn't undulate but move from side to side.’
    • ‘The camera pulls further away, and the sea undulates in a deadly swell with the tiny dot of a man slicing through the center.’
    • ‘As your body undulates with a powerful underwater dolphin, make sure your energy is directed forward by keeping the hands and arms as level as possible.’
    • ‘The serviceable track undulates and crosses many gullies, the trees are thinned, you can see out north over pretty fields, tightly bound by the curving wooded escarpment.’
    • ‘Most fish swim by laterally undulating or oscillating their body and propulsive caudal fin.’
    • ‘You feel nothing except the snow undulating and moving beneath you.’
    rise and fall, surge, wave, billow, roll, swell, ripple, heave, flow, wind, swing, whirl, wobble, oscillate
    View synonyms
    1. 1.1Have a wavy form or outline.
      ‘delightful views over undulating countryside’
      • ‘The suspension felt solid at lower speeds but I felt it wallow rather a lot on undulating country roads at speed.’
      • ‘There are no picturesque, undulating hills of golden sand.’
      • ‘There will be another 80 km section over undulating country running down to Kei Mouth after the Morgan Bay turnoff.’
      • ‘Heading out of town the first thing you notice are lush fields and undulating green hills.’
      • ‘Many of the dull, computerised fight scenes take place on undulating lawns, set against a bright blue sky.’
      • ‘The layout covers undulating hills and dramatic elevation changes and will feature native grasses and stands of pine trees.’
      • ‘The front legs of rococo chairs were undulating symphonies of curves and counter-curves.’
      • ‘It's like a rickety house, with undulating floorboards and windows sloping down to one side.’
      • ‘Unable to return to work he spent his final days in the peaceful, undulating fields of the Chilterns.’
      • ‘If the course is removed, he believes it will be difficult to find another site with the bushes, trees and undulating terrain required.’
      • ‘This is undulating country and for part of the way the road follows the Grey River.’
      • ‘I saw green, undulating hills adorned with bamboo wisps, deep valleys, and limestone caves.’
      • ‘His paintings often feature undulating horizons of rows of low hills, curves of muddy roads and snowdrifts, and patterns made by ploughed farmland.’
      • ‘But for now he is content with the long fairways and undulating greens of the Concord Club.’
      • ‘She takes out a photograph, shot on the last day of filming, in the gently undulating Galloway hills.’
      • ‘A contemporary twist on African movements such as undulating torso and hips and stomping feet were evident.’
      • ‘For most riders, 10 to 13 miles of flat or undulating road will do the trick.’
      • ‘With its saturated colors and full, undulating rhythms, the mural is like a flower springing out of a crack in a concrete wall.’
      • ‘It certainly has high, undulating fairways, large greens and high rough and the bunkering is also quite extreme.’
      • ‘The path goes for almost four miles through undulating moorland with no views of the sea and you pass several lochans, where divers nest in the summer.’


Zoology Botany
  • (especially of a leaf) having a wavy surface or edge.


Mid 17th century: from late Latin undulatus, from Latin unda a wave.