This is the 1615th most frequent French word.
signal
"Signal" (French): A sign or an indication used to communicate or transmit information.
In this sentence, 'signal' refers to a message or sign transmitted to communicate the initiation of an action, specifically a starting signal.
Le signal de départ était clair et net.
The starting signal was clear and sharp.
Here, 'signal' describes a transmitted electronic or communication wave used to transport audio, video, or data.
Il a repéré un signal faible sur son téléviseur.
He detected a weak signal on his television.
In this example, 'signal' functions metaphorically as an indicator or sign showing the potential of an issue or concern.