transposition cipher

noun

: a cipher in which the letters of the plaintext are systematically rearranged into another sequence compare substitution cipher

Example Sentences

Recent Examples on the Web Oranchak, a 46-year-old software developer in Virginia, said the 340 is what’s known as a transposition cipher. Dan Goodin, Ars Technica, 12 Dec. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'transposition cipher.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

1939, in the meaning defined above

Time Traveler
The first known use of transposition cipher was in 1939

Dictionary Entries Near transposition cipher

Cite this Entry

“Transposition cipher.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/transposition%20cipher. Accessed 4 Feb. 2023.

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