Encyclopedist
Pronunciation : En*cy`clo*pe"dist
Part of Speech : n.
Etymology : [Cf. F. encyclop?diste.]
Definition : Defn: The compiler of an encyclopedia, or one who assists in such compilation; also, one whose knowledge embraces the whole range of the sciences. The Encyclopedists, the writers of the great French encyclopedia which appeared in 1751-1772. The editors were Diderot and D'Alembert. Among the contributors were Voltaire and Rousseau.
Source : Webster's Unabridged Dictionary, 1913