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Definition of undulation

undulation

/ˌʌn.dʒəˈleɪ.ʃən/
un · du · la · tion
Plural:undulations
•
Adjective:undulant
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undulation Lexical Profile

undulation Game Scores & Validity

• noun

1

The action of moving smoothly up and down like a wave.

Example

"The rhythmic undulation of the ocean waves calmed the passengers on the deck."

2

A smoothly rising and falling form, outline, or surface.

Example

"The marathon runners struggled to maintain their pace across the steep undulations of the coastal trail."

Synonyms
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Antonyms
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• Rhymes for undulation

• Nearby Words

undriveable
undue
undulate
undulation
unduly
unduplicated
undusted

Word Origin & Etymology

Borrowed in the mid-17th century from Medieval Latin undulationem, from Latin undula ('wavelet'), a diminutive of unda ('wave').

Cite this Entry

Wordmom. (2026). Definition of Undulation. In Wordmom Dictionary. Retrieved Nov 3, 2026, from https://wordmom.com/dictionary/undulation
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