protrusion

American  

[proh-troo-zhuhn, pruh-] / proʊˈtru ʒən, prə- /

noun

1. the act of protruding or the state of being protruded.

2. something that protrudes or projects.

   Synonyms:

   protuberance, bulge, projection, jut

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protrusion British  

/ prəˈtruːʒən /

noun

1. something that protrudes

2. the state or condition of being protruded

3. the act or process of protruding

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Other Word Forms

• nonprotrusion noun

Etymology

Origin of protrusion

1640–50; < Latin prōtrūs ( us ) (past participle of prōtrūdere to protrude ) + -ion

Example Sentences

The surgery is to repair an inguinal hernia -- a protrusion in the groin area due to a tear in the abdominal muscles.

From Barron's

His surgery on Thursday will repair an inguinal hernia, a protrusion in the groin area due to a tear in the abdominal muscles.

From Barron's

Cell shapes appeared uneven, and extra protrusions formed between neighboring cells.

From Science Daily

If an oarfish happens to swim up to the ocean’s surface, a sailor would see a long slithering creature with spiky protrusions on its head and could believe it was a sea monster, Paig-Tran said.

From Los Angeles Times

It causes a sac-like protrusion of brain tissue coming out of an opening in the skull and impacts about 1 in 10,000 babies born in the U.S.

From Salon