Morse code

noun

1. either of two systems of clicks and pauses, short and long sounds, or flashes of light, used to represent the letters of the alphabet, numerals, etc.: now used primarily in radiotelegraphy by ham operators.

Morse code

noun

1. a telegraph code formerly used internationally for transmitting messages; it was superseded by satellite technology (the Global Marine Distress and Safety System) in 1999. Letters, numbers, etc, are represented by groups of shorter dots and longer dashes, or by groups of the corresponding sounds, dits and dahs, the groups being separated by spaces Also calledinternational Morse code

Morse code

1. A code developed by Samuel Morse used for transmitting messages in which letters of the alphabet and numbers are represented by various sequences of written dots and dashes, or short and long signals such as electric tones or voltages. Morse code was used extensively in telegraphy. In a format that has been standardized for international use, it is still sometimes used for long distance radio communication.

Word History and Origins

Origin of Morse code¹

First recorded in 1830–40; after S. F. B. Morse

Word History and Origins

Origin of Morse code¹

C19: named after Samuel Morse

Example Sentences

The duchess sat at a replica radio to hear, learn about, and decipher morse code.

From The Daily Beast

Invisible ink makes an appearance in the complaint as does Morse Code, which, of course, is pretty uncrackable.

From The Daily Beast

The alphabet of signals employed is the 'Morse code,' so generally in vogue throughout the world.

From Project Gutenberg

The Morse Code of Signals is not hard to learn but it requires much practice to "receive" even when the message is sent slowly.

From Project Gutenberg

Communication by the Morse code, or other special codes, may be carried on between submarines up to a distance of several miles.

From Project Gutenberg

Think of the things you learned in winning those twenty badges—the Morse Code, life saving, carpentry work.

From Project Gutenberg

We relieved the monotony a little by whistling to each other in the Morse code what we thought of the Huns for putting us there.

From Project Gutenberg