brewer's yeast vs baker's yeast

brewer's yeast and baker's yeast both are nouns.

Word	Noun	Adjective	Verb	Adverb
brewer's yeast	Yes	No	No	No
baker's yeast	Yes	No	No	No

As nouns, brewer's yeast and baker's yeast are synonyms defined as:

brewer's yeast and baker's yeast: used as a leaven in baking and brewing

Other synonyms of brewer's yeast include Saccharomyces cerevisiae.

brewer's yeast (noun)	baker's yeast (noun)
used as a leaven in baking and brewing	used as a leaven in baking and brewing
yeast used in fermenting beer