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Synonyms

protuberance

American  
[proh-too-ber-uhns, -tyoo-, pruh-] / proʊˈtu bər əns, -ˈtju-, prə- /

noun

  1. the condition, state, or quality of being protuberant.

  2. a protuberant part or thing; projection or bulge.

    Synonyms:
    swelling, protrusion

Other Word Forms

Etymology

Origin of protuberance

First recorded in 1640–50; protuber(ant) + -ance

Explanation

A protuberance is something that sticks out, like a swelling or a lump or a bunion on your foot. A protuberance doesn’t have to be hideous; it could be your nose on your face or a knot on a tree. The late Latin word prōtūberāre meant "to swell," coming from the prefix pro, which means "forward," and the root word tūber, meaning "swelling." And "root word" is appropriate here, since a tuber is a thick, fleshy part of a root, like a potato. And that should help you remember how to spell the word protuberance. Don't you love it when a word's meaning and its spelling work together?

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Vocabulary lists containing protuberance

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:

What’s more, he now possesses a fleshy protuberance on his forehead and a tentacle as long as his arm dangling from his chest.

From Washington Post Nov. 16, 2021

That explained the protuberance on its snout, which resembled a tiny battering ram.

From Scientific American Jul. 24, 2021

This so-called larchrymal saber is a bony protuberance just under their eye.

From National Geographic May 5, 2018

It’s a pale, translucent, fleshy protuberance the size of a soccer ball that seems to glow in the dripping shade, its complicated folds an unnerving cross between boiled tripe and a sea sponge.

From New York Times Nov. 6, 2015

She thought she could see the white protuberance of bone.

From "Atonement" by Ian McEwan

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