(a.) Of, pertaining to, designating, those compounds of manganese in which the element has a lower valence as contrasted with manganic compounds; as, manganous oxide.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). manganous. Retrieved September 25, 2026, from http://smartdefine.org/manganous/definitions/2030308 |
| Chicago | Webster's. 2011. "manganous" http://smartdefine.org/manganous/definitions/2030308 (accessed September 25, 2026). |
| Harvard | Webster's 2011, manganous, Smart Define, viewed 25 September, 2026, <http://smartdefine.org/manganous/definitions/2030308>. |
| MLA | Webster's. "manganous" 27 May 2011. Web. 25 September 2026. <http://smartdefine.org/manganous/definitions/2030308> |