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Atomic clock
noun
Word Frequency:
0.1
Definitions
1.
noun
An extremely accurate reference clock whose operation is based on an atomic process, typically the frequency of electromagnetic radiation associated with a specified energy-level transition in an element such as cesium.
2.
noun
A radio clock.
Synonyms
caesium clock
atomic time
lightclock
light clock
space-time crystal
atomic battery
clocktime
time crystal
absolute time
proper time
atomic emission spectroscopy
pulsar clock
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