Word.ws English Dictionary

Plural of polygraph

regular plural

The plural of polygraph is polygraphs.

Forms of polygraph

Singularpolygraph /ˈpɒliɡɹæf/
Pluralpolygraphs
Countablecountable

Polygraphs in a sentence

  • This assumption underlies the repeated comparison of hypnosis to scientific tests designed to measure the truthfulness of the subject, such as polygraphs and truth sera.1984 fall, John L. Plotkin, “The Previously Hypnotized Witness: Is His Testimony Admissible?”, in Military Law Review, volume 106, pages…. From the entry truth serum

Meaning of polygraph

  1. noun A device which measures and records several physiological variables such as blood pressure, heart rate, respiration and skin conductivity while a series of questions is being posed to a subject, in an attempt to detect deception.
  2. noun A mechanical instrument for multiplying copies of a writing, resembling multiple pantographs.
  3. noun A collection of different works, either by one or several authors.

Full definition of polygraph

Questions about the plural of polygraph

What is the plural of polygraph?
The plural of polygraph is polygraphs.
Is polygraph countable?
Polygraph is a countable noun.

Source and license

Adapted from Wiktionary: polygraph (page history and authors) and the entries of its forms. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal and added the examples. Wiktionary data of 2026-09-02.

Last updated:

Cite this page: “Plural of polygraph.” Word.ws, https://word.ws/plural/polygraph. Based on Wiktionary, CC BY-SA 4.0.