Signal vs Signalling - What's the difference?
As nouns the difference between signal and signalling
is that signal
is signal while signalling
is the use of signals in communications, especially the sending of signals in telecommunications.
As a verb signalling is
Other Comparisons: What's the difference?
A sign made to give notice of some occurrence, command, or danger, or to indicate the start of a concerted action.
An on-off light, semaphore, or other device used to give an indication to another person.
(of a radio, TV, telephone, internet, etc) An electrical or electromagnetic action, normally a voltage that is a function of time that conveys the information of the radio or TV program or of communication with another party.
- All obeyed / The wonted signal and superior voice / Of this great potentate.
A token; an indication; a foreshadowing; a sign.
- My mobile phone can't get a signal in the railway station.
* De Foe
- The weary sun / Gives signal of a goodly day to-morrow.
Useful information, as opposed to noise.
(computing, Unix) A simple interprocess communication used to notify a process or thread of an occurrence.
- There was not the least signal of the calamity to be seen.
* (useful information) noise
* signal box
* smoke signal
Standing above others in rank, importance, or achievement.
- a signal''' exploit; a '''signal''' service; a '''signal act of benevolence
- As signal now in low, dejected state / As erst in highest, behold him where he lies.
* signaling (US)
the use of signals in communications, especially the sending of signals in telecommunications
(rail transport) the signals and associated equipment required for their operation.