(n.) One of a class of animal bases or alkaloids formed in the putrefaction of various kinds of albuminous matter, and closely related to the vegetable alkaloids; a cadaveric poison. The ptomaines, as a class, have their origin in dead matter, by which they are to be distinguished from the leucomaines.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). ptomaine. Retrieved September 26, 2026, from http://smartdefine.org/ptomaine/definitions/2050648 |
| Chicago | Webster's. 2011. "ptomaine" http://smartdefine.org/ptomaine/definitions/2050648 (accessed September 26, 2026). |
| Harvard | Webster's 2011, ptomaine, Smart Define, viewed 26 September, 2026, <http://smartdefine.org/ptomaine/definitions/2050648>. |
| MLA | Webster's. "ptomaine" 27 May 2011. Web. 26 September 2026. <http://smartdefine.org/ptomaine/definitions/2050648> |