Definition of Morse code
: 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

Keep scrolling for more
Keep scrolling for more
Test Your Vocabulary
Who Knew?
-
- What is a ruelle?

Test your visual vocabulary with our 10-question challenge!
TAKE THE QUIZ
Anagram puzzles meet word search.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Words at Play
Ask the Editors
Share Morse code
Time Traveler for Morse code
The first known use of Morse code was in 1859
See more words from the same year