A chemist, esp. one devoted to alchemistic pursuits. (Obs.)
2.
One of a sect which arose in the days of alchemy, who sought to discover remedies for disease by chemical means. The spagyrists historically preceded the iatrochemists.
... of chemistry and pharmacy, and he is the first of the modern iatro-chemists. In contradistinction to Galenic medicines, which were largely derived from the vegetable kingdom, from this time on we find in the literature references to spagyric medicines and a "spagyrist" was a Paracelsian who regarded chemistry as the ... — The Evolution of Modern Medicine • William Osler