the doctrine taught by Pyrrho (c. 360-c. 270 b.c.), a Gr. Skeptic, that all knowledge, including the testimony of the senses, is uncertain
2.
extreme skepticism
Derived forms
Pyrrhonist (ˈPyrrhonist)
noun
Pyrrhonism in American English
(ˈpɪrəˌnɪzəm)
noun
1.
the Skeptic doctrines of Pyrrho and his followers
2.
extreme or absolute skepticism
Derived forms
Pyrrhonist
noun
Pyrrhonistic
adjective
Word origin
[1660–70; ‹ Gk Pýrrhōnpyrrho + -ism]This word is first recorded in the period 1660–70. Other words that entered Englishat around the same time include: cantilever, indicator, interleave, mainstream, vocalize-ism is a suffix appearing in loanwords from Greek, where it was used to form action nounsfrom verbs (baptism). On this model, -ism is used as a productive suffix in the formation of nouns denoting action or practice,state or condition, principles, doctrines, a usage or characteristic, devotion oradherence, etc. (criticism; barbarism; Darwinism; despotism; plagiarism; realism; witticism; intellectualism)