Part of speech: verb

To move like a wave or in waves; have a wavy appearance.

Part of speech: adjective


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Usage examples "undulate":

  1. In the words of another observer, The vibrations increased rapidly and the ground began to undulate like the sea. - "A Study of Recent Earthquakes", Charles Davison.
  2. No mellow tones Of ancient gilded iron, undulate, Expanding in wide circles and broad curves, The twisted iron of the garden gate, Was there. - "Sword Blades and Poppy Seed", Amy Lowell.
  3. They undulate ceaselessly to and fro, and either usurp quietly the place of others, or disappear only to be superseded by more formidable ones. - "Wonderful Balloon Ascents or, the Conquest of the Skies", Fulgence Marion.