(n.) An instrument for ascertaining the amount of ozone in the atmosphere or in any gaseous mixture.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). ozonometer. Retrieved September 24, 2026, from http://smartdefine.org/ozonometer/definitions/2041067 |
| Chicago | Webster's. 2011. "ozonometer" http://smartdefine.org/ozonometer/definitions/2041067 (accessed September 24, 2026). |
| Harvard | Webster's 2011, ozonometer, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/ozonometer/definitions/2041067>. |
| MLA | Webster's. "ozonometer" 27 May 2011. Web. 24 September 2026. <http://smartdefine.org/ozonometer/definitions/2041067> |