(n.) A blue coloring matter found in the pus from old sores, supposed to be formed through the agency of a species of bacterium (Bacillus pyocyaneus).
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). pyocyanin. Retrieved September 26, 2026, from http://smartdefine.org/pyocyanin/definitions/2051313 |
| Chicago | Webster's. 2011. "pyocyanin" http://smartdefine.org/pyocyanin/definitions/2051313 (accessed September 26, 2026). |
| Harvard | Webster's 2011, pyocyanin, Smart Define, viewed 26 September, 2026, <http://smartdefine.org/pyocyanin/definitions/2051313>. |
| MLA | Webster's. "pyocyanin" 27 May 2011. Web. 26 September 2026. <http://smartdefine.org/pyocyanin/definitions/2051313> |