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[krip-tol-uh-jee] /krɪpˈtɒl ə dʒi/
the science and study of cryptanalysis and cryptography.
Origin of cryptology
1635-45; < New Latin cryptologia. See crypto-, -logy
Related forms
cryptologist, noun
[krip-tl-oj-ik] /ˌkrɪp tlˈɒdʒ ɪk/ (Show IPA),
cryptological, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for cryptology
  • It was the first of a series of ciphers that revolutionized the field of cryptology.
  • Because cryptology is largely theoretical and does not require costly apparatus, there are few barriers to entering the field.
  • cryptology is a specialized branch of mathematics with some computer science thrown in.
  • In the world of cryptology, codes are used to make messages secret by changing the words into something else.
  • Thus the museum advanced knowledge of the history of cryptology.
  • The program does not support research in cryptology.
British Dictionary definitions for cryptology


the science or study of analysing and deciphering codes, ciphers, etc; cryptanalysis
Derived Forms
cryptographer, cryptographist, cryptologist, noun
cryptographic (ˌkrɪptəˈɡræfɪk), cryptographical, adjective
cryptographically, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for cryptology

1640s, from crypto- + -ology.

Online Etymology Dictionary, © 2010 Douglas Harper
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cryptology in Technology

The study of cryptography and cryptanalysis.

The Free On-line Dictionary of Computing, © Denis Howe 2010
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