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undulation

[ UK /ˌʌndjʊlˈe‍ɪʃən/ ]
NOUN
  1. an undulating curve
  2. (physics) a movement up and down or back and forth
  3. wavelike motion; a gentle rising and falling in the manner of waves

How To Use undulation In A Sentence

  • The undulations of a wolf eel are mirrored in a wave, and a white-spotted boxfish is emphasized by painterly slashes of yellow. Photo-Op: Deep-Hued Sea
  • There is a kind of undulation in the popularity of the great writers, even of the first rank. Memoirs of Margaret Fuller Ossoli
  • And the chief reason for this undulation is that they play leading roles on the home front; leading to supporting roles on the work front. Cathy Benko: Replace Corporate Ladders With Lattices
  • In addition, without the geoidal model, corrections due to undulations of vertical is impossible to undertake. All Discussion Groups: Message List - root
  • However, behaviors that are outwardly different, such as the lateral bending of Melibe or the parapodial flapping and undulations of Clione and Aplysia brasiliana differ in their neuronal substrate.
  • Plant communities in the vicinity of the Amazon arise in accordance with the undulations of the terrain.
  • As they peered out they could see where the seamless undulations of the ice cap began to fracture and crenellate, forming a corrugated flow that seemed to ripple off towards the west. Crusader Gold
  • The wide concave of cloud, of the monotonous hue of dull pewter, formed an unbroken hood over the level from horizon to horizon; beneath it, reflecting its wan lustre, was the glazed high-road which stretched, hedgeless and ditchless, past a directing-post where another road joined it, and on to the less regular ground beyond, lying like a riband unrolled across the scene, till it vanished over the furthermost undulation. The Hand of Ethelberta
  • On June 2nd we crossed the last sand-ridge of the great northern desert, and before us spread the rolling gravel-covered undulations of sand, treeless except for an occasional beefwood or small clump of mulga, rolling away before us like a swelling ocean. Spinifex and Sand
  • Plant communities in the vicinity of the Amazon arise in accordance with the undulations of the terrain.
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