transposition cipher

noun

Definition of transposition cipher

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

First Known Use of transposition cipher

1939, in the meaning defined above

Keep scrolling for more

Learn More about transposition cipher

Time Traveler for transposition cipher

Time Traveler

The first known use of transposition cipher was in 1939

See more words from the same year

Statistics for transposition cipher

Cite this Entry

“Transposition cipher.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/transposition%20cipher. Accessed 25 Oct. 2020.

More from Merriam-Webster on transposition cipher

Britannica.com: Encyclopedia article about transposition cipher

Comments on transposition cipher

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

WORD OF THE DAY

Test Your Vocabulary

Namesakes Word Quiz

  • a citrus fruit possibly named after a person
  • Which of the following is a fruit named after a Moroccan seaport?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Syn City

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!