po·​lyg·​ra·​pher | \ ˈpä-lē-ˌgra-fər How to pronounce polygrapher (audio) , pə-ˈli-grə-fər How to pronounce polygrapher (audio) \

Definition of polygrapher

: one who operates a polygraph

Examples of polygrapher in a Sentence

Recent Examples on the Web The actress known professionally as Stormy Daniels took the test on May 19, 2011, in Las Vegas, according to a copy of the report by polygrapher Ronald Slay reviewed by The Wall Street Journal. Michael Rothfeld, WSJ, "Stormy Daniels’s Lawyer Buys Lie-Detector Video," 20 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'polygrapher.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of polygrapher

circa 1934, in the meaning defined above

Keep scrolling for more

Learn More about polygrapher

Time Traveler for polygrapher

Time Traveler

The first known use of polygrapher was circa 1934

See more words from the same year

Statistics for polygrapher

Cite this Entry

“Polygrapher.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/polygrapher. Accessed 18 Jan. 2021.

Keep scrolling for more

More Definitions for polygrapher


po·​lyg·​ra·​pher | \ ˈpäl-i-ˌgraf-ər How to pronounce polygrapher (audio) , pə-ˈlig-rə-fər How to pronounce polygrapher (audio) \

Medical Definition of polygrapher

: a person who operates a polygraph

Comments on polygrapher

What made you want to look up polygrapher? Please tell us where you read or heard it (including the quote, if possible).


Test Your Vocabulary

Words of Snow and Ice Quiz

  • image1037863653
  • Which of the following refers to thin, bending ice, or to the act of running over such ice?
True or False

Test your knowledge - and maybe learn something along the way.


Anagram puzzles meet word search.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!