top yeast

noun

1. yeast that rises to the surface as froth during fermentation.

Example Sentences

No experiments seem to have been made with juice from top yeast.

From Project Gutenberg

If English top yeast be used it is well to take 05 per cent.

From Project Gutenberg

The variable results obtained with juice from top yeast by Macfadyen, Morris and Rowland , have not been confirmed.

From Project Gutenberg

It has not, however, been possible to transform a typical top yeast into a permanent typical bottom yeast.

From Project Gutenberg