WordReference Random House Unabridged Dictionary of American English © 2026
cryp•tog•ra•phy
(krip tog′rə fē),USA pronunciation n.
cryp•tog′ra•pher, cryp•tog′ra•phist, n.
cryp•to•graph•ic
(krip′tə graf′ik),USA pronunciation cryp′to•graph′i•cal, cryp•tog′ra•phal, adj.
cryp′to•graph′i•cal•ly, adv.
- Cryptographythe science or study of the techniques of secret writing, esp. code and cipher systems, methods, and the like. Cf. cryptanalysis (def. 2).
- Cryptographythe procedures, processes, methods, etc., of making and using secret writing, as codes or ciphers.
- Cryptographyanything written in a secret code, cipher, or the like.
- 1635–45; crypto- + -graphy
'cryptographer' also found in these entries (note: many are not synonyms or translations):