| Imperative |
|---|
| yeast |
| yeast |
| Noun | 1. | yeast - a commercial leavening agent containing yeast cells; used to raise the dough in making bread and for fermenting beer or whiskeyyeast cake - small cake of compressed moist yeast brewer's yeast - yeast used in fermenting beer mother - a stringy slimy substance consisting of yeast cells and bacteria; forms during fermentation and is added to cider or wine to produce vinegar |
| 2. | yeast - any of various single-celled fungi that reproduce asexually by budding or division fungus - an organism of the kingdom Fungi lacking chlorophyll and feeding on organic matter; ranging from unicellular or multicellular organisms to spore-bearing syncytia Endomycetales, order Endomycetales - fungi having a zygote or a single cell developing directly into an ascus Saccharomyces ellipsoides, wine-maker's yeast - used in making wine |