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distress signal

   Also found in: Encyclopedia, Wikipedia 0.01 sec.
distress signal
n.
An international signal used by a distressed ship or aircraft to request help, as by radio broadcasts, flags, or flares.

distress signal
n
(Transport / Nautical Terms) a signal by radio, Very light, etc. from a ship or other vessel in need of immediate assistance
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.distress signaldistress signal - an internationally recognized signal sent out by a ship or plane indicating that help is needed
signal, signaling, sign - any nonverbal action or gesture that encodes a message; "signals from the boat suddenly stopped"
SOS - an internationally recognized distress signal in radio code
Mayday - an internationally recognized distress signal via radiotelephone (from the French m'aider)
Translations
distress signal nsegnale m di richiesta di soccorso
distress signal nsegnale m di richiesta di soccorso


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? Mentioned in ? References in periodicals archive
 
The Pulkovo pilots sent a distress signal about 2 min.
Both are DSC capable and when connected to a GPS, allowing you to send a one-button distress signal or exchange position information with other vessels.
A rudimentary distress signal, such as an SOS in Morse code, on a narrow frequency band might be easier to extract from the radio clutter than a plea for help spoken in words.
 
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