Simple Definition of protrusion
: a part that sticks out
: the act of sticking out or the condition of something that sticks out
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.
Origin and Etymology of protrusion
First Known Use: 1646
Synonym Discussion of protrusion
Seen and Heard
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