IPA: /ˌfɑːrməˈkoʊpiə/
KK: /fɑrˌmækəˈpiə/
A book or publication that contains a list of medicinal drugs and their effects, uses, and standards for quality.
The pharmacist referred to the pharmacopeia to check the proper dosage of the medication.
Pharmacopeia → It is formed from "pharmakon" (Greek, meaning drug or medicine) and "poiein" (Greek, meaning to make). The word refers to a book or compendium that makes or lists drugs and their uses.
Think of 'pharmakon' meaning drug and 'poiein' meaning to make — a pharmacopeia is a book that makes or lists medicines.
No commonly confused words.