Morse code

play
noun \ˈmȯrs-\

Definition of Morse code

  1. :  either of two codes consisting of variously spaced dots and dashes or long and short sounds used for transmitting messages by audible or visual signals

Origin and Etymology of morse code

Samuel F. B. Morse


First Known Use: 1867


MORSE CODE Defined for English Language Learners

Morse code

play
noun \ˈmȯrs-\

Definition of Morse code for English Language Learners

  • : a system of sending messages that uses long and short sounds, flashes of light, or marks to represent letters and numbers


Learn More about morse code


Seen and Heard

What made you want to look up Morse code? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

capable of being altered or controlled

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • peter-bruegel-tower-of-babel-painting
  • What language does pajama come from?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!