Purist
Pronunciation : Pur"ist
Part of Speech : n.
Etymology : [Cf. F. puriste.]
Definition : 1. One who aims at excessive purity or nicety, esp. in the choice of language. He [Fox] . . . purified vocabulary with a scrupulosity unknown to any purist. Macaulay.
2. One who maintains that the New Testament was written in pure Greek. M. Stuart.
Source : Webster's Unabridged Dictionary, 1913