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| yeast [ yeest ] |
noun (plural yeasts) |
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| Definition: |
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1. small single-celled fungus: a small single-celled fungus that ferments sugars and other carbohydrates and reproduces by budding. Genus Saccharomyces.
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2. preparation for baking: a commercial preparation of yeast cells. Use: brewing, baking, food supplement.
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3. froth: the yellowish froth that forms on the surface of a fermenting liquid such as beer, contains yeast cells and carbon dioxide, and promotes fermentation
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4. foam: a foam or froth, e.g. on sea waves
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5. cause of unrest or activity: somebody or something that causes ferment, activity, or unrest
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intransitive verb (past and past participle yeast·ed, present participle yeast·ing, 3rd person present singular yeasts) |
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| Definition: |
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ferment: to ferment, froth, or foam
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| [ Old English gist< Germanic] |
