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English definition of “yeast”


noun [C or U] uk   /jiːst/ us  
a type of fungus that is used in making alcoholic drinks such as beer and wine, and for making bread swell and become light: dried/fresh yeast yeast extractFlour and yeastBacteria, moulds, germs and viruses
adjective uk   /ˈjiː.sti/ us  
Various qualities of food
(Definition of yeast from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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