protrusion
protrusion
Noun
This term describes a physical extension that breaks the plane of a flat surface. It carries a neutral to clinical tone, often used in engineering, anatomy, or architecture to describe a specific structural feature that extends outward.
While it can refer to the physical object itself, it also describes the process or state of extending. In medical contexts, it specifically refers to an abnormal displacement of an organ or tissue, such as a disc protrusion in the spine.