Morse code

noun

noun ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    A character code represented by dots and dashes (or short and long pulses), originally used to send messages by telegraph, later by flashes of light or by radio.
  2. 2
    a telegraph code in which letters and numbers are represented by strings of dots and dashes (short and long signals) wordnet

Etymology

Named for its inventor, Samuel Morse.