n. A contrivance for producing manifold copies of a writing or drawing; -- made obsolete by later developments in copying technology; see xerography. [ 1913 Webster +PJC ]

☞ The writing or drawing is made with aniline ink on paper, and a reverse copy transfered by pressure to a slab of gelatin softened with glycerin. A large number of transcripts can be taken while the ink is fresh. [ 1913 Webster ]

Various names have been given to the process [ the gelatin copying process ], some of them acceptable and others absurd; hectograph, polygraph, copygraph, lithogram, etc. Knight. [ 1913 Webster ]

n. [ Gr. &unr_; writing much; poly`s much, many + &unr_; to write: cf. F. polygraphe. ] 1. An instrument for multiplying copies of a writing; a manifold writer; a copying machine. [ 1913 Webster ]

2. In bibliography, a collection of different works, either by one or several authors. Brande & C. [ 1913 Webster ]

[ 1913 Webster ]

{ } a. [ Cf. F. polygraphique. ] Pertaining to, or employed in, polygraphy; as, a polygraphic instrument. [ 1913 Webster ]

2. Done with a polygraph; as, a polygraphic copy. [ 1913 Webster ]

n. [ Gr. &unr_;; poly`s much + gra`fein to write: cf. F. polygraphie. ] 1. Much writing; writing of many books. [ Obs. ] Fuller. [ 1913 Webster ]

2. The art of writing in various ciphers, and of deciphering the same. [ R. ] [ 1913 Webster ]

3. The art or practice of using a polygraph. [ 1913 Webster ]

n. [ Gr. &unr_; writing much; poly`s much, many + &unr_; to write: cf. F. polygraphe. ] 1. An instrument for multiplying copies of a writing; a manifold writer; a copying machine. [ 1913 Webster ]

2. In bibliography, a collection of different works, either by one or several authors. Brande & C. [ 1913 Webster ]

[ 1913 Webster ]

{ } a. [ Cf. F. polygraphique. ] Pertaining to, or employed in, polygraphy; as, a polygraphic instrument. [ 1913 Webster ]

2. Done with a polygraph; as, a polygraphic copy. [ 1913 Webster ]

n. [ Gr. &unr_;; poly`s much + gra`fein to write: cf. F. polygraphie. ] 1. Much writing; writing of many books. [ Obs. ] Fuller. [ 1913 Webster ]

2. The art of writing in various ciphers, and of deciphering the same. [ R. ] [ 1913 Webster ]

3. The art or practice of using a polygraph. [ 1913 Webster ]