A sham or spurious philosopher; a person who falsely believes himself or herself to be wise.
Origin
Mid 19th century; earliest use found in Punch. From pseudo- + -sopher. Compare Hellenistic Greek ψευδόσοϕος falsely wise, post-classical Latin pseudosophus.
Definition of pseudosopher in US English:
pseudosopher
nouns(j)uːˈdɒsəfə
rare
A sham or spurious philosopher; a person who falsely believes himself or herself to be wise.
Origin
Mid 19th century; earliest use found in Punch. From pseudo- + -sopher. Compare Hellenistic Greek ψευδόσοϕος falsely wise, post-classical Latin pseudosophus.