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 Kahan threw the typically upbeat floral protuberance, Tango obligingly chased after it just like a real dog would. Kory Grow, Rolling Stone, 27 Mar. 2024 But mechanical gimbals are not exactly aerodynamic—one example is that massive protuberance on the nose of Predator drones. IEEE Spectrum, 30 Nov. 2011 Many of these species are brightly colored and have protuberances and stinging hairs known as setae, that can cause a rash to humans that touch them. Elizabeth Gamillo, Discover Magazine, 2 Oct. 2023 From above, the appendages look like the protuberances of an amoeba. Victoria Sayo Turner, Smithsonian Magazine, 26 Sep. 2023 See All Example Sentences for protuberance
Recent Examples of Synonyms for protuberance
Noun
  • The Canadian company is responsible for the cameras and projection systems that allow movies to be seen on the biggest screens around the world.
    David Faris, Newsweek, 27 Feb. 2025
  • Nvidia’s projection of $43 billion in sales for the current quarter — a 65% increase — was about $1 billion more than analysts projected, the Journal noted.
    Peter Cohan, Forbes, 27 Feb. 2025
Noun
  • The reason whooping cough can bring on such a gnarly, well, cough in the first place is because of how B. pertussis wreaks havoc: These bugs latch on to the cilia (a.k.a. tiny hairlike protrusions) on cells in your respiratory tract and ooze toxins, triggering inflammation and swelling.
    Erica Sloan, SELF, 13 Feb. 2025
  • Under such low pressure, the electric field causes positive ions generated from the residual gas in a tube to accelerate and bombard the cathode, creating sharp, nanometer-scale protrusions, which degrade and, ultimately, destroy it.
    Jin-Woo Han, IEEE Spectrum, 23 June 2014
Noun
  • Even today, fashion, whether straight or gay, avoids any hint of a bulge.
    Robert Lang, Deadline, 19 Feb. 2025
  • Aortic aneurysm: An aortic aneurysm occurs when a bulge forms in the aorta, the large artery that carries oxygen from the heart.
    Mark Gurarie, Health, 14 Feb. 2025
Noun
  • The comment section of the post was filled with fans lusting after Nikko.
    Stephanie Wenger, People.com, 27 Feb. 2025
  • While some Android phone brands have inconsistent carrier support in the US, Motorola phones often work on most if not all networks (the company lists carrier support details in the Specs section of all its phones).
    Julian Chokkattu, WIRED, 27 Feb. 2025
Noun
  • The Summit is the only cave hotel in Texas, and there are stargazing domes and two casitas on site, too.
    Amanda Ogle, Travel + Leisure, 15 Feb. 2025
  • Pointing at the dome, the group noted the word noor, or light, written in Arabic.
    Ahmed Ali Akbar, Chicago Tribune, 9 Feb. 2025
Noun
  • When the loss function has a convenient mathematical property called convexity, this procedure is guaranteed to find the optimal solution.
    Zachary C. Lipton, IEEE Spectrum, 26 Jan. 2016
  • Even more interesting is the fact that Noctua is issuing three variants of the cooler with variations in the convexity of the cold plate: a normal, a high-convexity, and a low-convexity model.
    PCMAG, PCMAG, 10 June 2024
Noun
  • Although there hasn’t been a Super Bowl sized swell of attention around the news of the retailer shuttering, people have been posting.
    Callum Booth, Forbes, 25 Feb. 2025
  • Ben Johnson’s arrival as the new coach created a swell of optimism at team headquarters.
    Dan Wiederer, Chicago Tribune, 24 Feb. 2025
Noun
  • Quarterback Will Howard was reading the overhang defender.
    Ted Nguyen, The Athletic, 18 Feb. 2025
  • This Canadian specialty pharmaceuticals company remains in the Club’s penalty box, largely due to the legal overhang of patent litigation.
    Paulina Likos, CNBC, 18 Feb. 2025

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Cite this Entry

“Protuberance.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/protuberance. Accessed 3 Mar. 2025.

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