An audible signal indicating the exact time of day, especially one broadcast by radio at certain times.
Example sentencesExamples
- It was wound solemnly each Sunday morning, checked against the BBC time signal, adjusted, and the glass cover snapped gently back for another week.
- The BBC first used the six pips as a broadcast time signal - in recent years the sixth pip has been elongated for emphasis.
- Atomic clocks are designed to receive radiofrequency transmissions of time signals several times a day to auto-adjust the time.
- These systems work by comparing time signals received from different satellites.
- Every night, the clock automatically checks the radio-delivered official time signal and makes whatever adjustments are necessary to stay synchronized.