Look up polygraph in Wiktionary, the free dictionary.

A polygraph is a forensic instrument.

Polygraph may also refer to:

• Polygraph (author), an author who can write on a variety of different subjects
• Polygraph (duplicating device), a dual pen device that produces a simultaneous copy of an original while it is written in cursive writing
• Polygraph (film), a 1996 Canadian film
• Polygraph (mathematics), a mathematical generalisation of a directed graph in mathematics, also called a computad
• Autopen, an automatic signing instrument
• A painted reproduction created by the Polygraphic Society in London in the 1700s, by a process also known as "pollaplasiasmos"
• A 1988 play at the Theatre of Canada by Robert Lepage
• Polygraph.info, a fact-checking service
• An alternative term for Multigraph (orthography)

See also

• Polygraff
• Multigraph (disambiguation)
• Moscow State University of Printing Arts, which was previously called the "Moscow Polygraphic Institute"
• Folly Theatre, in the City of Westminster, an Inner London borough, which from 1855 to 1869 was called "Woodin's Polygraphic Hall".
• Polygraphic substitution, a method of producing a code
• The Royal Polygraphic Rooms were performance venues in The Strand in London