signal
Prononciation : [/ˈsɪɡnəl/]
Mot
Contexte : « communication »
(noun) a sound, action, or object that gives information, instructions, or warnings.
Exemple
The traffic light turned red, which was a signal for the cars to stop.
Exemple
There was no signal to indicate when the event would start.
Exemple
What kind of signal did you receive to know it was time to go?
Contexte : « technology »
(noun) a wave or pulse of electricity that carries information, especially in telecommunications or electronics.
Exemple
The satellite sent a signal to the space station.
Exemple
The computer couldn't process the signal properly.
Exemple
How does a cellphone receive a signal to call someone?
Contexte : « communication »
(verb) to send a message or warning by actions or signs.
Exemple
She signaled to him to be quiet with a gesture.
Exemple
He failed to signal his intention to turn left.
Exemple
How do you usually signal to others that you need help?
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