A combining form signifying of a purple or purple-red color. specifically (Chem.), used in designating certain brilliant purple-red compounds of cobaltic chloride and ammonia, similar to the roseocobaltic compounds. See Cobaltic.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). Purpureo-. Retrieved September 24, 2026, from http://smartdefine.org/purpureo-/definitions/2051128 |
| Chicago | Webster's. 2011. "Purpureo-" http://smartdefine.org/purpureo-/definitions/2051128 (accessed September 24, 2026). |
| Harvard | Webster's 2011, Purpureo-, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/purpureo-/definitions/2051128>. |
| MLA | Webster's. "Purpureo-" 27 May 2011. Web. 24 September 2026. <http://smartdefine.org/purpureo-/definitions/2051128> |