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definitions

cryptology

[krip-tol-uh-jee]
noun
  1. cryptography.
  2. the science and study of cryptanalysis and cryptography.

Origin of cryptology

From the New Latin word cryptologia, dating back to 1635–45. See crypto-, -logy
Related formscryp·tol·o·gist, nouncryp·to·log·ic [krip-tl-oj-ik] /ˌkrɪp tlˈɒdʒ ɪk/, cryp·to·log·i·cal, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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Word Origin and History for cryptological

cryptology

n.

1640s, from crypto- + -ology.

Online Etymology Dictionary, © 2010 Douglas Harper