Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun The study of cryptanalysis or cryptography.

from The Century Dictionary.

  • noun Secret or occult language; cryptography.

from the GNU version of the Collaborative International Dictionary of English.

  • noun Secret or enigmatical language.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun The practice of analysing encoded messages, in order to decode them.
  • noun Secret or enigmatical language.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun the science of analyzing and deciphering codes and ciphers and cryptograms

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Ancient Greek κρυπτός (kryptós, "hidden") + λόγος (logos, "word").

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