- present participle of undulate.
undulating
Americanadjective
Other Word Forms
Etymology
Origin of undulating
First recorded in 1710–20; undulat(e) ( def. ) + -ing 2 ( def. )
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
“Down South” quotes the repeated “oh yeahs” from the Beatles’ “I’ll Get You,” while the undulating introduction to “Mountain Top” hints at “I Am the Walrus.”
From The Wall Street Journal ● Jun. 3, 2026
The world's best struggled to get to grips with the task presented by an undulating course with thick rough and sloping greens.
From BBC ● May 15, 2026
CÚCUTA, Colombia—Amid the coca-leaf farms in the undulating borderlands of Colombia and Venezuela, neither country’s government wields power.
From The Wall Street Journal ● Apr. 22, 2026
KHARTOUM, Sudan — The diggers were efficient, cramming in so many graves that, from above, the field near the University of Sudan’s medical campus looked like a frieze of an undulating, gravel-brown sea.
From Los Angeles Times ● Apr. 12, 2026
She was silent, occupied with some plans for the foundation which she was writing on a sheet of paper held against the undulating front section of the board.
From "A Confederacy of Dunces" by John Kennedy Toole
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
