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Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for polygraphy in
Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.)


polygraphy (uncountable)

  1. Much writing; writing of many books.
  2. The art of writing in various ciphers, and of deciphering the same.
  3. The art or practice of using a polygraph.