WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / U / undulation undulation noun /əndʒəleɪʃən/ 4 syllables 10 letters Scrabble 11 WWF 16 Definitions noun a movement up and down or back and forth wave noun an undulating curve wave noun wavelike motion; a gentle rising and falling in the manner of waves Look “undulation” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →