Pyr·​rho·​nism | \ ˈpir-ə-ˌni-zəm How to pronounce Pyrrhonism (audio) \

Definition of Pyrrhonism

1 : the doctrines of a school of ancient extreme skeptics who suspended judgment on every proposition — compare academicism
2 : total or radical skepticism

Other Words from Pyrrhonism

Pyrrhonist \ ˈpir-​ə-​nist How to pronounce Pyrrhonist (audio) \ noun

First Known Use of Pyrrhonism

1693, in the meaning defined at sense 1

History and Etymology for Pyrrhonism

French pyrrhonisme, from Pyrrhon Pyrrho, 4th century b.c. Greek. philosopher, from Greek Pyrrhōn

Keep scrolling for more

Learn More about Pyrrhonism

Time Traveler for Pyrrhonism

Time Traveler

The first known use of Pyrrhonism was in 1693

See more words from the same year

Statistics for Pyrrhonism

Cite this Entry

“Pyrrhonism.” The Dictionary, Merriam-Webster Inc., Accessed 8 December 2019.

More from Merriam-Webster on Pyrrhonism

Rhyming Dictionary: Words that rhyme with Pyrrhonism

Comments on Pyrrhonism

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


to constrict the range or activity of

Get Word of the Day daily email!

Test Your Vocabulary

Semantic Drift Quiz

  • a twisty river
  • Which of the following was once a synonym for fun?
Spell It

Can you spell these 10 commonly misspelled words?

Dictionary Devil

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

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