(n.) A clock that is designed to keep very accurate time.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). isochronon. Retrieved September 22, 2026, from http://smartdefine.org/isochronon/definitions/2023949 |
| Chicago | Webster's. 2011. "isochronon" http://smartdefine.org/isochronon/definitions/2023949 (accessed September 22, 2026). |
| Harvard | Webster's 2011, isochronon, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/isochronon/definitions/2023949>. |
| MLA | Webster's. "isochronon" 27 May 2011. Web. 22 September 2026. <http://smartdefine.org/isochronon/definitions/2023949> |