Definition of "cryptographical" [cryptographical]

• Relating to cryptography; cryptographic. (adjective)

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• "Not every customer has the know-how or the motivation to coax FPGAs into those cryptographical feats."
• "The great thing about Poe is not just his polymathic talent and I haven't even covered his cryptographical, philosophical, or scientific work, which is considerably better than mere dilettantism but the way all his manias and wonders seem to fit together, clues in some great Dupinesque puzzle, characters in a big Gold-Buggy cipher."
• "In Reamde we find him slimming down to middleweight after five straight heavyweight bouts: the cryptographical epic Cryptonomicon, the 2,500-page three-novel Baroque Cycle, and then Anathem, a philosophical novel set on an alt-universe Earth where monasteries are consecrated to higher mathematics."