noun
- An atomic clock based on the energy difference between two states of the caesium nucleus in a magnetic field. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). caesium clock. Retrieved September 21, 2026, from http://smartdefine.org/caesium_clock/definitions/1202196 |
| Chicago | WordNet. 2010. "caesium clock" http://smartdefine.org/caesium_clock/definitions/1202196 (accessed September 21, 2026). |
| Harvard | WordNet 2010, caesium clock, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/caesium_clock/definitions/1202196>. |
| MLA | WordNet. "caesium clock" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/caesium_clock/definitions/1202196> |