Definition of Morse code in English:

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Morse code

Pronunciation: /ˌmôrs ˈkōd/


An alphabet or code in which letters are represented by combinations of long and short signals of light or sound.
Example sentences
  • The sailor translates the message into Morse code (dots and dashes) and uses a signal light (floodlight with a venetian blind type shutter on it) to send the message to the other ship.
  • The signals could be sent as messages or as Morse code using a combination of long and short flashes of light by opening and closing the shutter.
  • The message then turns up on the screen and it beats out automatically in Morse code on the light.


[with object]
Signal (something) using Morse code.
Example sentences
  • Using any key, you can Morse a message; the program is the 'receiver' and prints what it 'hears'.


Mid 19th century: named after Samuel F. B. Morse (1791–1872), US inventor.

For editors and proofreaders

Syllabification: Morse code

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