codex
- 01 C2 Proficiency
an ancient book written by hand, especially one of the first books to use pages instead of a long roll of paper.
a manuscript volume of ancient biblical or classical texts. The term distinguishes the bound leaf format from the earlier rotulus or scroll.
Simple“The museum displayed an ancient codex that was over a thousand years old.”
In context“Scholars spent decades studying the Mayan codex to decipher the complex astronomical calculations recorded on its bark-paper pages.”
SynonymsAntonyms - 02 C2 Proficiency
an official book that lists medicines and how to prepare them.
a formal or official pharmacopoeia; a collection of descriptions of drugs and medicinal preparations.
Simple“The pharmacist checked the national codex to confirm the correct ingredients for the cream.”
In context“The updated medical codex provides standardised guidelines for the preparation and storage of synthetic hormones in clinical settings.”
Synonymspharmacopoeiadispensatory
From Latin cōdex, variant form of caudex (“tree trunk, book, notebook”); compare caudex (in botany). Doublet of code.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.