Morse

 
Pronunciation: /mɔːs/

noun

  • (also Morse code) [mass noun] an alphabet or code in which letters are represented by combinations of long and short light or sound signals: it transmits a signal of continuous dashes in Morse

verb

[with object]
  • signal (something) using Morse code: he started Morsing instructions to the other pilot

Origin:

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