Yeast is a kind of fungus that is unicellular and lacks typical mycelia.

Webster Dictionary Meaning

1. Yeast
- 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.
- Spume, or foam, of water.
- A form of fungus which grows as indvidual rounded cells, rather than in a mycelium, and reproduces by budding; esp. members of the orders Endomycetales and Moniliales. Some fungi may grow both as a yeast or as a mycelium, depending on the conditions of growth.
Category: Microbiology
Share it:  Cite

More from this Section

  • Viscidity
    Viscidity stickiness; a characteristic produced by a bacterial sediment in broth that ...
  • Detergent
    Detergent is a synthetic cleaning material containing surface active agents which do not ...
  • Dermatotropic
    Dermatotropic, having a selective affinity for the skin. ...
  • Thallus
    Thallus is a plant or microbial body lacking special tissue systems or organs; thalli ...
  • Chloroplast
    Chloroplast is a cell plastid (specialized organelle) in plants and algae that contains ...