mercurialist

== English == === Etymology === From mercurial +‎ -ist. === Noun === mercurialist (plural mercurialists) (archaic or historical, medicine) A doctor who uses mercury or supports its use in medicine. === References === “mercurialist”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.