Medical Dictionary

codex

noun co·dex \ˈkō-ˌdeks\
plural co·di·ces \ˈkōd-ə-ˌsēz, ˈkäd-\

Medical Definition of CODEX

:  an official or standard collection of drug formulas and descriptions <a codex similar to the British Pharmaceutical Codex>

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May 24, 2015
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learned or pedantic
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