(n.) An oxide containing more oxygen than some other oxide of the same element. Formerly peroxides were regarded as the highest oxides. Cf. Per-, 2.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). peroxide. Retrieved September 20, 2026, from http://smartdefine.org/peroxide/definitions/2044059 |
| Chicago | Webster's. 2011. "peroxide" http://smartdefine.org/peroxide/definitions/2044059 (accessed September 20, 2026). |
| Harvard | Webster's 2011, peroxide, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/peroxide/definitions/2044059>. |
| MLA | Webster's. "peroxide" 27 May 2011. Web. 20 September 2026. <http://smartdefine.org/peroxide/definitions/2044059> |