noun
: an authoritative statement (as in the United States Pharmacopoeia and the National Formulary) defining the purity of a drug or chemical for medicinal use
noun
: an authoritative statement (as in the United States Pharmacopoeia and the National Formulary) defining the purity of a drug or chemical for medicinal use
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012