signal
/ˈsɪɡnəl/
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; An on-off light, semaphore, or other device used to give an indication to another person.; A railway signal
- plural
- signals
Meanings
- 1
A sign made to give notice of some occurrence, command, or danger, or to indicate the start of a concerted action
We must pay attention to traffic signals.
Tatoeba · CK · CC BY 2.0 FR
He didn't notice the small video camera above the traffic signal.
Tatoeba · CK · CC BY 2.0 FR
- 2
An on-off light, semaphore, or other device used to give an indication to another person
- 3
An on-off light, semaphore, or other device used to give an indication to another person.; A railway signal
- 4
A token; an indication; a foreshadowing; a sign
- 5
A sequence of states representing an encoded message in a communication channelrare
- 6
Any variation of a quantity or change in an entity over time that conveys information upon detectionrare
- 7
An 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 partyrare
- 8
An action, change or process done to convey information and thus reduce uncertaintyrare
- 9
Useful information, as opposed to noiserare
- 10
A simple interprocess communication used to notify a process or thread of an occurrencerare