HyperDic: distress_signal

English > 1 sense of the expression distress signal:
NOUNcommunicationdistress signal, distress callan internationally recognized signal sent out by a ship or plane indicating that help is needed
English > distress signal: 1 sense > noun 1, communication
MeaningAn internationally recognized signal sent out by a ship or plane indicating that help is needed.
Synonymdistress call
NarrowerMaydayAn internationally recognized / recognized distress signal via radiotelephone (from the French m'aider)
SOSAn internationally recognized / recognized distress signal in radio code
Broadersignal, signaling, signAny nonverbal action or gesture that encodes a message
Spanishseñal de socorro

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