Simple Definition of Morse code

from our Learner's Dictionary

Morse code

noun

ˈmoɚs- How to pronounce Morse code (audio)
: a system of sending messages that uses long and short sounds, flashes of light, or marks to represent letters and numbers

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“Morse code.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/Morse%20code. Accessed 17 Apr. 2026.

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