monoalphabetic substitution


mono·​alphabetic substitution
: substitution in cryptography that uses a single substitution alphabet so that each plaintext letter always has the same cipher equivalent compare polyalphabetic

Word History


mon- + alphabetic

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Dictionary Entries Near monoalphabetic substitution


monoalphabetic substitution


Cite this Entry

“Monoalphabetic substitution.” Dictionary, Merriam-Webster, Accessed 4 Dec. 2023.

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