protrusion
noun
pro·tru·sion
prō-ˈtrü-zhən 
1
: something (such as an anatomical part or excrescence) that protrudes
2
: the act of protruding : the state of being protruded
Synonyms
Examples of protrusion in a Sentence
bony protrusions on the outside of the elbow
a roof with many protrusions
The pain was caused by a protrusion of a disc in his lower back.
Recent Examples on the Web
Make sure those protrusions are oriented in several directions.
—
Scott Kramer, Forbes, 29 Mar. 2024
In terms of shape, filiform papillae are conical or cylindrical protrusions, topped with numerous threadlike projections called secondary papillae.
—Beth Mole, Ars Technica, 7 July 2023
Multiple protrusions can be seen reaching out of the funnel like arms — evidence of horizontal vortexes, which usually only occur in the strongest tornadoes.
—Scott Dance, Washington Post, 15 Mar. 2024
While fishes like swordfish and sawsharks wield dramatic upper-jaw protrusions, very few species possess elongated lower jaw protrusions.
—Jack Tamisiea, New York Times, 30 Jan. 2024
The feature that would make the most sense to mount in a round protrusion at the top of the robot is lidar, which would be great for navigation purposes.
—Ron Amadeo, Ars Technica, 9 Jan. 2024
The frontal bone is remarkably slender in shape, lacking robust muscle attachments and large bony protrusions.
—Ryan McRae, Smithsonian Magazine, 28 Dec. 2023
The Skims founder has created a line of bras with nipple-esque protrusions on the cups, to create the illusion that wearers are going braless (and cold).
—Hannah Jackson, Vogue, 27 Oct. 2023
Assassin caterpillars carry their potent venom inside of spiny protrusions.
—Elizabeth Gamillo, Discover Magazine, 2 Oct. 2023
Scott Kramer, Forbes, 29 Mar. 2024
In terms of shape, filiform papillae are conical or cylindrical protrusions, topped with numerous threadlike projections called secondary papillae.
—Beth Mole, Ars Technica, 7 July 2023
Multiple protrusions can be seen reaching out of the funnel like arms — evidence of horizontal vortexes, which usually only occur in the strongest tornadoes.
—Scott Dance, Washington Post, 15 Mar. 2024
While fishes like swordfish and sawsharks wield dramatic upper-jaw protrusions, very few species possess elongated lower jaw protrusions.
—Jack Tamisiea, New York Times, 30 Jan. 2024
The feature that would make the most sense to mount in a round protrusion at the top of the robot is lidar, which would be great for navigation purposes.
—Ron Amadeo, Ars Technica, 9 Jan. 2024
The frontal bone is remarkably slender in shape, lacking robust muscle attachments and large bony protrusions.
—Ryan McRae, Smithsonian Magazine, 28 Dec. 2023
The Skims founder has created a line of bras with nipple-esque protrusions on the cups, to create the illusion that wearers are going braless (and cold).
—Hannah Jackson, Vogue, 27 Oct. 2023
Assassin caterpillars carry their potent venom inside of spiny protrusions.
—Elizabeth Gamillo, Discover Magazine, 2 Oct. 2023
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'protrusion.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Dictionary Entries Near protrusion
Cite this Entry
“Protrusion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/protrusion. Accessed 17 Apr. 2024.
Copy CitationKids Definition
protrusion
noun
pro·tru·sion
prō-ˈtrü-zhən
1
: the act of protruding : the state of being protruded
2
: something that protrudes
Medical Definition
protrusion
noun
pro·tru·sion
prō-ˈtrü-zhən
1
: the quality or state of protruding
the protrusion of a jaw
2
: something (as an anatomical part) that protrudes
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