Definition of Yeast

1. Noun. A commercial leavening agent containing yeast cells; used to raise the dough in making bread and for fermenting beer or whiskey.

Exact synonyms: Barm
Specialized synonyms: Yeast Cake, Brewer's Yeast, Mother
Generic synonyms: Leaven, Leavening
Derivative terms: Yeasty

2. Noun. Any of various single-celled fungi that reproduce asexually by budding or division.

Definition of Yeast

1. n. The foam, or troth (top yeast), or the sediment (bottom yeast), of beer or other in fermentation, which contains the yeast plant or its spores, and under certain conditions produces fermentation in saccharine or farinaceous substances; a preparation used for raising dough for bread or cakes, and making it light and puffy; barm; ferment.

2. n. The foam, or troth (top yeast), or the sediment (bottom yeast), of beer or other in fermentation, which contains the yeast plant or its spores, and under certain conditions produces fermentation in saccharine or farinaceous substances; a preparation used for raising dough for bread or cakes, and making it light and puffy; barm; ferment.

Definition of Yeast

1. Noun. An often humid, yellowish froth produced by fermenting malt worts, and used to brew beer, leaven bread, and also used in certain medicines. ¹

2. Noun. A type of single-celled fungus. ¹

3. Noun. A compressed cake or dried granules of this substance used for mixing with flour to make bread dough rise. ¹

4. Noun. (figuratively) A frothy foam. ¹

5. Verb. To ferment. ¹

6. Verb. (context: of something prepared with a yeasted dough) To rise. ¹

7. Verb. (African American Vernacular English slang) To exaggerate ¹

¹ Source: wiktionary.com

Definition of Yeast

1. to foam [v -ED, -ING, -S] - See also: foam

Medical Definition of Yeast

1. Yeast is the colloquial name for single-celled members of the fungal families, ascomycetes, basidiomycetes and imperfect fungi that tend to be unicellular for the greater part of their life cycle. Commercially important yeasts include Saccharomyces cerevisiae, pathogenic yeasts include the genus Candida. See: Schizosaccharomyces pombe. This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)

Lexicographical Neighbors of Yeast

yearny
years
years of potential life lost
yearslong
yearsman
yearsmen
yearth
yearths
yeartide
yeartime
yeartimes
yearward
yeas
yeasayer
yeasayers
yeast (current term)
yeast-bitten
yeast RNase
yeast artificial chromosome
yeast artificial chromosomes
yeast autolysate
yeast cake
yeast extract
yeast extract agar
yeast infections
yeast syndrome
yeast vectors
yeasted
yeastie beastie

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