time signal
Học thuậtThân thiện
Definition
Noun: A precisely timed signal, typically transmitted electronically or by radio, that indicates the exact current time. It serves as an authoritative reference for synchronizing clocks and watches.
Usage
The term "time signal" is used to refer to the specific broadcast or transmission that conveys the official time. It is often heard on radio stations or seen in specialized contexts. - The radio station broadcasts the time signal at the top of every hour. - Scientists rely on an accurate time signal from the atomic clock for their experiments.
Advanced Usage
- "to wait for the time signal": To pause until the precise moment indicated by the signal.
- The runners waited for the time signal before starting the race.
Variants and Related Words
- Timekeeping (n): The process or activity of measuring and recording time.
- Time check (n): A verification of the current time, often using a time signal.
Synonyms
- Time broadcast
- Time pips (specifically referring to the short audible tones in some signals)
- Time tick
Related Phrases
- On the time signal: Exactly at the moment the signal is given.
- The ceremony began on the time signal from the national observatory.
Noun
- a signal (especially electronic or by radio) indicating the precisely correct time