(n.) That which is protuberant swelled or pushed beyond the surrounding or adjacent surface; a swelling or tumor on the body; a prominence; a bunch or knob; an elevation.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). protuberance. Retrieved September 20, 2026, from http://smartdefine.org/protuberance/definitions/2050298 |
| Chicago | Webster's. 2011. "protuberance" http://smartdefine.org/protuberance/definitions/2050298 (accessed September 20, 2026). |
| Harvard | Webster's 2011, protuberance, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/protuberance/definitions/2050298>. |
| MLA | Webster's. "protuberance" 27 May 2011. Web. 20 September 2026. <http://smartdefine.org/protuberance/definitions/2050298> |