Definition of philosophunculist in US English:
philosophunculist
noun
rare
A petty or insignificant philosopher.
Origin
Mid 19th century; earliest use found in Fraser's Magazine for Town and Country. Apparently from the Latinate form philosophunculus + -ist.
Pronunciation
philosophunculist
/fɪˌlɒsəˈfʌŋkjʊlɪst/