1.  cryptograph(n = noun.communication) cipher, cypher, secret code - a secret method of writing;
is a kind of code

2.  cryptograph(n = noun.communication) cryptogram, secret writing - a piece of writing in code or cipher;
is a kind of piece of writing, writing, written material

3.  cryptograph(n = noun.artifact) - a device for deciphering codes and ciphers;
is a kind of device

   Cipher; something written in cipher. J. Earle. [1913 Webster]