D defs.my
Entry 1 sense Webster, 1913

Papyrograph

· Pa·pyr·o·graph · IPA
01 n. An apparatus for multiplying writings, drawings, etc., in which a paper stencil, formed by writing or drawing with corrosive ink, is used. …
  1. 1.
    An apparatus for multiplying writings, drawings, etc., in which a paper stencil, formed by writing or drawing with corrosive ink, is used. The word is also used of other means of multiplying copies of writings, drawings, etc. See Copygraph, Hectograph, Manifold.[Obsolescent] See: Copygraph, Hectograph, Manifold