American Morse code


Definition of American Morse code

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

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First Known Use of American Morse code

circa 1883, in the meaning defined above

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Time Traveler for American Morse code

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The first known use of American Morse code was circa 1883

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Cite this Entry

“American Morse code.” Dictionary, Merriam-Webster, Accessed 18 Feb. 2020.

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