brewer's yeast(redirected from brewer's yeasts)
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Any of various yeasts, especially Saccharomyces cerevisiae, used as a ferment in brewing and also as a source of B-complex vitamins.
1. (Brewing) a yeast, Saccharomyces cerevisiae, used in brewing. See yeast3
2. (Brewing) yeast obtained as a by-product of brewing
a yeast suitable for use as a ferment in the manufacture of wine and beer.
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|Noun||1.||brewer's yeast - yeast used in fermenting beer|
bottom fermenting yeast - brewer's yeast used in bottom fermentation of lager
top fermenting yeast - brewer's yeast used in top fermentation of ale
|2.||brewer's yeast - used as a leaven in baking and brewing|
genus Saccharomyces, Saccharomyces - single-celled yeasts that reproduce asexually by budding; used to ferment carbohydrates
yeast - any of various single-celled fungi that reproduce asexually by budding or division