a fungus used in making beer and wine, or to make bread rise Topics Cooking and eatingc2酵母;酵母菌 Oxford Collocations DictionaryYeast is used before these nouns:- extract
- infection
Word OriginOld English, of Germanic origin; related to Dutch gist and German Gischt ‘froth, yeast’, from an Indo-European root shared by Greek zein ‘to boil’.