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Webster 1913 Edition

Noun.

[Gr. [GREEK] useful for many purposes;

πολύσ

many + [GREEK] useful, fr. [GREEK] to use: cf. F.

polychreste

(Med.)

A medicine that serves for many uses, or that cures many diseases.

[Obs.]

Polychrest salt

(Old Med. Chem.)

potassium sulphate, specifically obtained by fusing niter with sulphur.

Noun.

[Gr. many, and useful.] In pharmacy, a medicine that serves for many uses, or that cures many diseases.

polychrest ‎(plural polychrests)

medicine