as in undulant
rising and falling in a wavelike pattern
The undulating terrain was difficult to traverse on foot.
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as in fluctuating
formal
to move or be shaped like waves
undulating hills an undulating surface
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Example Sentences
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Recent Examples of undulating
Stephanie Vermillion, Travel + Leisure, 7 June 2026
The woman's phone is encased in an undulating rubbery glitter sculpture with tiny portraits of K-pop idols suspended inside.
—Carly Tagen-Dye, PEOPLE, 3 June 2026
Passengers are treated to rare desert vistas that aren’t visible from surrounding interstates as the train glides by vast ranches, undulating mountains, and scenic pueblos.
—Jessica Puckett, Condé Nast Traveler, 3 June 2026
The simple walking pattern adopted by fish, which the Cambridge researchers call an ‘undulating tripod gait’, can appear to be quite clumsy and involves too much flopping.
—Abhishek Bhardwaj, Interesting Engineering, 2 June 2026
Suddenly, the undulating fields are sparkling in the moist air, redolent with the incongruous scents of peat and political oppression.
—Literary Hub, 28 May 2026
The Crown alum made a glittering entrance in a black gown complete with an undulating three-dimensional element.
—Hannah Malach, InStyle, 22 May 2026
With favorites falling to the wayside all over the undulating greens at Aronimink Golf Club, the ever-unflappable Scheffler sits atop the leaderboard after the opening day’s golf in Philadelphia.
—Thomas Schlachter, CNN Money, 15 May 2026
The undulating landscape lends itself to scenic horseback riding with outfits like Na’alapa Stables, which carries on the tradition of the paniolo cowboys who have herded cattle in the grassy highlands since the late 1800s.
—Cnn.com Wire Service, Mercury News, 8 May 2026
Verb
The 24,000-acre amalgam of forests, limestone caves, and undulating peaks features 85 trail miles to get your steps in.
—Stephanie Vermillion, Travel + Leisure, 7 June 2026
The woman's phone is encased in an undulating rubbery glitter sculpture with tiny portraits of K-pop idols suspended inside.
—Carly Tagen-Dye, PEOPLE, 3 June 2026
Passengers are treated to rare desert vistas that aren’t visible from surrounding interstates as the train glides by vast ranches, undulating mountains, and scenic pueblos.
—Jessica Puckett, Condé Nast Traveler, 3 June 2026
The simple walking pattern adopted by fish, which the Cambridge researchers call an ‘undulating tripod gait’, can appear to be quite clumsy and involves too much flopping.
—Abhishek Bhardwaj, Interesting Engineering, 2 June 2026
Suddenly, the undulating fields are sparkling in the moist air, redolent with the incongruous scents of peat and political oppression.
—Literary Hub, 28 May 2026
The Crown alum made a glittering entrance in a black gown complete with an undulating three-dimensional element.
—Hannah Malach, InStyle, 22 May 2026
With favorites falling to the wayside all over the undulating greens at Aronimink Golf Club, the ever-unflappable Scheffler sits atop the leaderboard after the opening day’s golf in Philadelphia.
—Thomas Schlachter, CNN Money, 15 May 2026
The undulating landscape lends itself to scenic horseback riding with outfits like Na’alapa Stables, which carries on the tradition of the paniolo cowboys who have herded cattle in the grassy highlands since the late 1800s.
—Cnn.com Wire Service, Mercury News, 8 May 2026
Recent Examples of Synonyms for undulating
Adjective
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As the undulant hills beyond the valley turned blue in front of me, a cat sauntered onto the veranda and wound its tail around my ankles.—
Literary Hub,
Literary Hub,
16 Oct. 2025
Verb
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The primary brings to a close the chaotic and ever-fluctuating race for governor, which for most of it saw Becerra near the bottom of voter preferences.—
The Editorial Board,
Oc Register,
10 June 2026
-
Salad Dressing Like condiments, salad dressing has a long shelf life and exposure to periodic fluctuating temperatures should not impact flavor or safety.—
Kait Hanson,
Southern Living,
7 June 2026
Adjective
-
Genetics also play a role, with wavy, curly, and coily hair more prone to frizz due to their uneven cuticle structure.—
Anna Cafolla,
Vogue,
26 Nov. 2025
-
Its wavy shape and bold color make any picture pop—perfect for brightening up a desk or shelf.—
Francesca Krempa,
StyleCaster,
25 Nov. 2025
Verb
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The interactions between the electrons of these oscillating atoms changed their angles too.—
Ameya Paleja,
Interesting Engineering,
10 June 2026
-
The self-winding mechanical movement is also equipped with an 18-karat pink-gold oscillating weight and balance bridge—done up in the material specifically for this collection.—
Nicole Hoey,
Robb Report,
4 June 2026
Adjective
-
Their shows are driven by a physicality both intricately choreographed and fizzily chaotic, tightness and looseness alternating — even somehow overlapping — in a rolling series of lazzi and dances, fistfights and slapstick routines.—
Sara Holdren,
Vulture,
14 June 2026
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Later this year, Rio will once again offer its Cash Rebate Grant, a rolling program with a $3 million budget to support audiovisual productions.—
Anna Marie de la Fuente,
Variety,
14 June 2026
Verb
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Roswell visitors spent the weekend surrounded by fluttering wings, native plants, and hands-on learning as the Chattahoochee Nature Center kicked off its annual Flying Colors Butterfly Festival.—
CBS News Atlanta Digital Team,
CBS News,
7 June 2026
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Video showed the Israeli flag fluttering from atop the 900-year-old Beaufort Castle while black smoke billowed from the nearby town of Arnoun.—
Greg Myre,
NPR,
31 May 2026
Adjective
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These Black Diamond poles help take pressure off knees and joints during steep descents while providing extra stability on uneven terrain.—
Francesca Krempa,
Travel + Leisure,
11 June 2026
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If pipeline generation is uneven, new reps end up working the same pool of opportunities.—
Jeff Winters,
Forbes.com,
11 June 2026
Verb
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Wednesday’s home defeat against Manchester City leaves the Spaniard with just three wins across his last 10 games, but fans inside the Bernabeu stopped short of the white handkerchief-waving protest that often marks the death throes of a Los Blancos head coach.—
Jack Bantock,
New York Times,
12 Dec. 2025
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The brand shared its first post in 2018 — which shows Lisa holding hands and waving with Musgraves while wearing mascot heads of her famous characters — and the account has nearly 900,000 followers as of December 2025.—
Emily Blackwood,
PEOPLE,
11 Dec. 2025
Cite this Entry
“Undulating.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undulating. Accessed 18 Jun. 2026.
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