HyperDic: atomic_clock

English > 1 sense of the expression atomic clock:
NOUNartifactatomic clocka timepiece that derives its time scale from the vibration of atoms or molecules
English > atomic clock: 1 sense > noun 1, artifact
MeaningA timepiece that derives its time scale from the vibration of atoms or molecules.
Narrowerammonia clockAn atomic clock based on vibrational frequency of the nitrogen atom in the ammonia molecule
caesium clockAn atomic clock based on the energy difference between two states of the caesium nucleus in a magnetic field
Broadertimepiece, timekeeper, horologeA measuring ... / measuring instrument or device for keeping time
Spanishreloj atómico
Catalanrellotge atòmic

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