Daily Almanac for
Nov 30, 2009
Search: Infoplease Info search tips
Search: Biographies Bio search tips

Dictionary


substitu'tion ci"pher



Cryptography.
a cipher that replaces letters of the plain text with another set of letters or symbols. Cf. transposition cipher.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

substitutesubstitution reaction
    • Cite
    • Print
    • Bookmark

 

Related Content