caesium clock en · NOUN
Meanings
- A type of highly accurate atomic clock that is regulated by a resonance frequency of caesium atoms (the same frequency, 9,192,631,770 Hz, on which the precise scientific definition of the second is based).
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| cesium clock | alternative | lexicographic | |
| caesium clocks | Number=Plur | lexicographic |