definitions

brewer's yeast

noun

a yeast, as of the genus Saccharomyces, suitable for use as a ferment in the manufacture of wine and beer.

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Nearby words

brew up, brewage, brewer's blackbird, brewer's grain, brewer's mole, brewer's yeast, brewery, brewhouse, brewing, brewis, brewmaster

Origin of brewer's yeast

First recorded in 1915–20
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for brewer's yeast

brewer's yeast

noun

a yeast, Saccharomyces cerevisiae, used in brewingSee yeast (def. 3)
yeast obtained as a by-product of brewing
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for brewer's yeast

brewer's yeast

[ brōō′ərz ]

n.

A yeast (genus Saccharomyces) used as a source of B-complex vitamins.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.