Definition of undulant in English:



  • Having a rising and falling motion or appearance like that of waves; undulating.

    • ‘I fin out into the undulant, pellucid sea to ‘just look.’’
    • ‘Untreated, the fever becomes undulant (up for weeks and gone for weeks), patients spend three months in the hospital and 2% die.’
    • ‘The tablets have the same dimensions, the same undulant surfaces and similar colors, but they are entirely different in tactility and visual weight.’
    undulating, surging, heaving, tossing, rippling, rising and falling, swelling
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Mid 19th century: from Latin undulant- ‘moving like a wave’, from the verb undulare.