Definition of "cryptical" [cryptical]

• Cryptic (adjective)

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• "DV, DV Widescreen, HD 1080i, MPEG-4 etc. .. but the default appears to be NTSC with no option to change. .. you change the video standard in iM's prefs, a bit 'cryptical' by setting the framerate to"
• "Persons given to cryptical studies were inclined to consider this an esoteric form of advertisement, intended to convey to the initiated the information that A. STORM had gone into the beer business."
• "But else, and failing these cryptical or subterraneous currents of communication, for us the record is closed."