Encoded communication using dots, dashes.

American Morse Code — also known as Railroad Morse—is the latter-day name for the original version of the Morse Code developed in the mid-1840s, by Samuel Morse and Alfred Vail for their electric telegraph.

systems to represent the sound of Morse characters in a way intended to be easy to remember.

used to speed up Morse communications by foreshortening textual words and phrases.

Procedural signs or prosigns are shorthand signals used in Morse code telegraphy, for the purpose of simplifying and standardizing procedural protocols for landline and radio communication.

This is a summary of the use of Morse code to represent alphabets other than Latin.

The Russian Morse code approximates the Morse code for the Latin alphabet.