'Mercurialist' definitions:

Definition of 'Mercurialist'

From: GCIDE

Mercurialist \Mer*cu"ri*al*ist\, n.
1. One under the influence of Mercury; one resembling Mercury in character. [1913 Webster]
2. (Med.) A physician who uses much mercury, in any of its forms, in his practice. [1913 Webster]