undular

/ˈʌndʒələr/
adjective
  1. Having a wavy or rippled form or appearance.
    • The fabric had a beautiful undular texture that shimmered in the light.
    • The undular pattern on the sand was created by the wind.
    • She admired the undular lines in the artist's painting of the ocean.
Synonyms
What does "undular" mean? | whatsthatwordmean | whatsthatwordmean