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Webster 1913 Edition

Posology

Po-sol′o-gy

,

Noun.

[Gr. [GREEK] how much +

-logy

: cf. F.

posologie

.]

(Med.)

The science or doctrine of doses; dosology.

Webster 1828 Edition

Posology

POSOL'OGY

,

Noun.

[Gr. how much, and discourse.]

In medicine, the science or doctrine of doses.