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Definitions

protrusion

[proh-troo-zhuhn, pruh-] / proʊˈtru ʒən, prə- /
NOUN
bulge
Synonyms
Antonyms


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.

This creates a highly efficient system that supports cell protrusion, adhesion and rapid shape changes.

From Science Daily • Apr. 1, 2026

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 • Dec. 24, 2025

I watched an older woman grow overcome by the proclamation that a protrusion in her abdomen was being burned out of her body.

From Slate • Sep. 25, 2024

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 • Jun. 7, 2024

The toboggan hit a much larger protrusion that sent it, along with Duane, high into the air and on a slant, as well.

From "The Very, Very Far North" by Dan Bar-el