Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

American Morse code

noun

Definition of American Morse code 

: the Morse code used on telegraphic landlines in the U.S. and Canada

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

First Known Use of American Morse code

circa 1883, in the meaning defined above

Keep scrolling for more

Learn More about American Morse code

Share American Morse code

Resources for American Morse code

Cite Time Traveler Time Traveler! Explore the year a word first appeared

Dictionary Entries near American Morse code

American milk pea

American mint

American mistletoe

American Morse code

American moss

American mountain ash

American nettle tree

Statistics for American Morse code

Look-up Popularity

Time Traveler for American Morse code

The first known use of American Morse code was circa 1883

See more words from the same year

Comments on American Morse code

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

Show Comments  Hide Comments 

WORD OF THE DAY

panoply

a magnificent or impressive array

Get Word of the Day daily email!

Test Your Vocabulary

Name that Food Quiz

  • alt-573b465788319
  • Name these cookies!
Spell It

Can you spell these 10 commonly misspelled words?

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!

Words at Play

Ask the Editors

Word Games