Yeasty a. : Frothy; foamy; spumy, like yeast.

Example:
How do I get rid of the burnt and Yeasty smell of the bread machine?

Taxonomy
how to, aromas, yeasty, wines, wine tasting, yeast, brett, brettanomyces, fermentation, tutorial.

Defination from the web:
yeasty aromas in wines. The aromas one associates with a wine's bouquet are usually floral, herbal or fruity. But it sometimes...