1. See cryptogram.
2. A system of secret or cipher writing; a cipher.
a. A device for translating plaintext into ciphertext.
b. A device for deciphering codes and ciphers.
tr.v. cryp·to·graphed, cryp·to·graph·ing, cryp·to·graphs
To write (a message, for example) in code or cipher.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.