polygraph
n. பலபடியமைவு, பன்னுலாசிரியர்.
Pol"y*graph, n. Etym: [Gr. polygraphe.] 1. An instrument for multiplying copies of a writing; a manifold writer; a copying machine. 2. In bibliography, a collection of different works, either by one or several authors. Brande & C.