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protrude

American  
[proh-trood, pruh-] / proʊˈtrud, prə- /

verb (used without object)

  • protrudes,
    present (3rd person singular)
  • protruded,
    past participle,  past
  • protruding
    present participle
  1. to project.

    Synonyms:
    belly, swell, bulge

verb (used with object)

  • protrudes,
    present (3rd person singular)
  • protruded,
    past participle,  past
  • protruding
    present participle
  1. to thrust forward; cause to project.

protrude British  
/ prəˈtruːd /

verb

  1. to thrust or cause to thrust forwards or outwards

  2. to project or cause to project from or as if from a surface

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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Inflected Forms

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Conjugated Forms

Present

Past

Future

Etymology

Origin of protrude

First recorded in 1610–20; from Latin prōtrūdere “to thrust forward,” equivalent to prō- pro- 1 + trūdere “to thrust”

Explanation

Protrude means to stick out. A gravestone protrudes from the ground, a shelf protrudes from a wall, a lollipop stick protrudes from your mouth. From the Latin prō- "forward, out" + trūdere "to thrust," protrude often describes coastlines where rocks stick out into the water. Prō- gives us protrusion "something that sticks out," and protuberance "something that grows out of something else"––a goiter, for example, or a nose.

Keep Reading on Vocabulary.com

Vocabulary lists containing protrude

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.

See Examples For:

A blackened mattress, a twisted bicycle, a crushed sofa and toys protrude between two stacked concrete slabs.

From Barron's Jul. 4, 2026

His face in careful concentration, the Major-General from Ukraine's Civil Protection Service clings tightly to a precious bundle, wrapped for protection in his coat - and out of which two small pink shoes protrude.

From BBC Oct. 25, 2025

Large planks of charred wood protrude into the walkway to the home, and pieces of insulation fall from the damaged ceiling despite a tarp they put up to cover it.

From Los Angeles Times Dec. 2, 2023

If there is a weak spot between the abdominal muscles, internal organs might start to protrude through the gap, causing a hernia.

From New York Times Oct. 30, 2023

The veins in her neck and forehead protrude so much they’re fighting to break through her skin.

From "Like Vanessa" by Tami Charles

A keel is a large, fin-like part of the boat that protrudes from its base.

From BBC Aug. 22, 2024

The female’s dorsal fin protrudes far from the body.

From Los Angeles Times Oct. 21, 2023

The x-ray spectrometer protrudes over the rover’s front and rotates by 90 degrees to study the material below it.

From Scientific American Jul. 13, 2023

A terrifying symbol of Mayon’s deadly fury is the belfry of a 16th-century Franciscan stone church which protrudes from the ground.

From Seattle Times Jun. 19, 2023

Looking over at him, I notice his flushed cheeks and rabbity eyes, his droopy brown mustache and bristly eyebrows, the stomach that protrudes from the bottom of his vest like a barely hidden balloon.

From "Orphan Train" by Christina Baker Kline

In the distance, the bare skeletons of trees that were drowned a century ago protruded from the lake bed.

From Los Angeles Times Mar. 24, 2024

The kindergarten playground, weathered from decades of brutal winters, had turned hazardous; at times, sharp screws protruded from some of the equipment, and kids routinely got splinters from the wooden crossbeams.

From Salon Apr. 13, 2023

Even more impressive was the fact that Mount Washington, by some accounts, protruded into the stratosphere — the second layer of Earth’s atmosphere.

From Washington Post Feb. 4, 2023

Its windows had been blown out and bits of masonry and planks protruded from the holes.

From New York Times Nov. 23, 2022

The man protruded the tip of a white tongue, licked the place where his lips should have been, and then passed on.

From "1984" by George Orwell

For the hunters, a massive grey orb with a ramp protruding from it is one clue.

From Los Angeles Times Sep. 11, 2026

The mysteries surrounding Sanxingdui have spawned even more outlandish questions: Do the enormous protruding eyes and enigmatic smiles featured on the figures suggest the ancient people were extraterrestrials?

From The Wall Street Journal Aug. 8, 2026

Their latest experiments focus on a new particle design that includes additional protruding "legs."

From Science Daily Jun. 15, 2026

A huge flag is draped across the rutted pillars protruding from the ruins like concrete teeth.

From BBC Apr. 15, 2026

I knew my mother had been pregnant, her belly protruding more by the day, but I was so young, I couldn’t put it all together.

From "How Dare the Sun Rise" by Sandra Uwiringiyimana

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