Po*lyg"ra*phy (?), n. [Gr. ?;
poly`s much + gra`fein to write: cf. F.
polygraphie.] 1. Much writing; writing of
many books. [Obs.] Fuller.
2. The art of writing in various ciphers, and
of deciphering the same. [R.]
3. The art or practice of using a
polygraph.