cryptography Meaning, Definition & Usage

  1. noun the science of analyzing and deciphering codes and ciphers and cryptograms
    cryptanalytics; cryptology; cryptanalysis.
  2. noun act of writing in code or cipher
    steganography; coding; secret writing.

WordNet

Cryp*tog"ra*phy noun
Etymology
Cf. F. cryptographie.
Definitions
  1. The act or art of writing in secret characters; also, secret characters, or cipher.

Webster 1913