(n.) A small nodule or cystic tumor, common on the nose, etc., which on pressure allows the escape of a yellow wormlike mass of retained oily secretion, with a black head (dirt).
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). comedo. Retrieved September 23, 2026, from http://smartdefine.org/comedo/definitions/1989244 |
| Chicago | Webster's. 2011. "comedo" http://smartdefine.org/comedo/definitions/1989244 (accessed September 23, 2026). |
| Harvard | Webster's 2011, comedo, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/comedo/definitions/1989244>. |
| MLA | Webster's. "comedo" 27 May 2011. Web. 23 September 2026. <http://smartdefine.org/comedo/definitions/1989244> |