Dictionary entry

Polygraphy

Webster's Dictionary 1913

Po‐lyg″ra‐phy (?), n. [Gr. �; πολύσ much + γράφειν to write: cf. F. polygraphie.] 1. Much writing; writing of many books. Fuller.

2. The art of writing in various ciphers, and of deciphering the same.

3. The art or practice of using a polygraph.