Definition of protuberancenext

Synonym Chooser

How is the word protuberance different from other nouns like it?

Some common synonyms of protuberance are bulge, projection, and protrusion. While all these words mean "an extension beyond the normal line or surface," protuberance implies a growing or swelling out in rounded form.

a skin disease marked by warty protuberances

When is bulge a more appropriate choice than protuberance?

The synonyms bulge and protuberance are sometimes interchangeable, but bulge suggests an expansion caused by internal pressure.

bulges in the tile floor

When could projection be used to replace protuberance?

In some situations, the words projection and protuberance are roughly equivalent. However, projection implies a jutting out especially at a sharp angle.

those projections along the wall are safety hazards

In what contexts can protrusion take the place of protuberance?

The words protrusion and protuberance are synonyms, but do differ in nuance. Specifically, protrusion suggests a thrusting out so that the extension seems a deformity.

the bizarre protrusions of a coral reef

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of protuberance When cells produce proteins, the amino acids spontaneously fold into tangled and twisted structures, with pockets and protuberances, and sometimes long, trailing tails. Jeremy Kahn, Fortune, 28 Nov. 2025 In the far distance lies the Pacific Ocean, and beyond that, featureless protuberances labeled Japan, Russia and China. Matthew Carey, Deadline, 1 Sep. 2025 Above the central display is a ventilative protuberance sporting a pair of menacing ambient lights. Brett Berk, Robb Report, 19 Aug. 2025 Violet-blue protuberances are surrounded by what look like thorns but are actually soft, if jagged, flower parts. Joshua Siskin, Orange County Register, 14 Mar. 2025 See All Example Sentences for protuberance
Recent Examples of Synonyms for protuberance
Noun
  • Should the projection hold, that’s good news for Disclosure Day’s studio Universal Pictures, considering that industry trades were forecasting a lower opening for the film earlier this week.
    Tim Lammers, Forbes.com, 13 June 2026
  • The ceremony opened with a performer hoisted on a robotic arm interacting with projections of environments drawn from international and Chinese films, setting the tone for a festival that is leaning into artificial intelligence while insisting on cinema’s irreducible humanity.
    Marcus Lim, Variety, 13 June 2026
Noun
  • Prolapse or protrusion of hemorrhoids don’t go back in.
    Tom Gavin, EverydayHealth.com, 29 Apr. 2026
  • An unnoticed protrusion on the floor she’s dragged across renders her injury considerably worse, turning temporary acute discomfort into a real medical emergency.
    Dennis Harvey, Variety, 14 Mar. 2026
Noun
  • It’s made from a four-way stretch fabric that shapes, smoothes, and minimizes bumps or bulges that may show through your T-shirt.
    Stephanie Osmanski, Better Homes & Gardens, 20 May 2026
  • Astronomers believe that, some 500 million years ago, NGC 1266 merged with a smaller galaxy, leading to a burst in star formation—but the collision also increased the mass in the central bulge.
    Adam Kovac, Scientific American, 19 May 2026
Noun
  • From the cozy Kringle Kitchen room to the rustic Country Christmas displays, each section caters to a different decorating style, whether your aesthetic leans classic, whimsical, or over-the-top festive.
    Alexandra Emanuelli, Southern Living, 12 June 2026
  • Then, separate four small sections at the crown of your head and clip them away from the rest of your hair (these will be your mini braids).
    Ranyechi Udemezue, Vogue, 12 June 2026
Noun
  • The objective is to study the composition and origin of the domes and surroundings.
    Richard Tribou, The Orlando Sentinel, 17 June 2026
  • The residential project includes a panoramic terrace, which overlooks Brunelleschi’s dome of the cathedral.
    Andrea Onate, Footwear News, 16 June 2026
Noun
  • Today, convexity, which can be more expensive, is used earlier and some experts recommend a convexity-first approach after ostomy surgery.
    Diego Schaps, STAT, 1 Apr. 2026
  • The tower flaunts its partnership with the Dime Savings Bank, sending the 1908 landmark’s geometrical exuberance rocketing upward in a play of convexities and concavities, glass and trim, darkness and gleam.
    Justin Davidson, Curbed, 28 Jan. 2026
Noun
  • Forecasters had warned of strong rip currents and large waves generated by a long-period southern swell, conditions that officials say have contributed to a rise in water rescues across the state.
    Stephen Sorace, FOXNews.com, 16 June 2026
  • Coastal areas in Orange and San Diego counties also face elevated surf and strong rip currents through Friday, June 19, thanks to a south swell, according to the NWS San Diego.
    Paris Barraza, USA Today, 15 June 2026
Noun
  • This is a very complicated print with all the actuators and overhangs.
    Michael Lydick, PC Magazine, 10 June 2026
  • To avoid these issues, prune overgrown plants and trees regularly and pay particular attention to plants that have grown into walkways or that overhang areas where children and pets are active.
    Lauren Landers, Better Homes & Gardens, 7 June 2026

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Cite this Entry

“Protuberance.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/protuberance. Accessed 20 Jun. 2026.

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