zymurgy Syllabification: (zy·mur·gy)Pronunciation: /ˈzīˌmərjē/Definition of zymurgy noun the study or practice of fermentation in brewing, winemaking, or distilling. Origin: mid 19th century: from Greek zumē 'leaven', on the pattern of metallurgyzymurgy in other Oxford dictionaries Definition of zymurgy in the British & World English dictionary