Synonyms & Antonyms of protrusion

a part that sticks out from the general mass of something
  • the bizarrely shaped protrusions of a coral reef

Synonyms for protrusion

Words Related to protrusion

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Antonyms for protrusion

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Frequently Asked Questions About protrusion

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

Some common synonyms of protrusion are bulge, projection, and protuberance. While all these words mean "an extension beyond the normal line or surface," protrusion suggests a thrusting out so that the extension seems a deformity.

the bizarre protrusions of a coral reef

When is it sensible to use bulge instead of protrusion?

The meanings of bulge and protrusion largely overlap; however, bulge suggests an expansion caused by internal pressure.

bulges in the tile floor

When is projection a more appropriate choice than protrusion?

The synonyms projection and protrusion are sometimes interchangeable, but projection implies a jutting out especially at a sharp angle.

those projections along the wall are safety hazards

When would protuberance be a good substitute for protrusion?

The words protuberance and protrusion can be used in similar contexts, but protuberance implies a growing or swelling out in rounded form.

a skin disease marked by warty protuberances

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Time Traveler for protrusion

Time Traveler

The first known use of protrusion was in 1646

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Cite this Entry

“Protrusion.” Thesaurus, Merriam-Webster, Accessed 6 Dec. 2021.

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More from Merriam-Webster on protrusion

Nglish: Translation of protrusion for Spanish Speakers

Britannica English: Translation of protrusion for Arabic Speakers


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