top fermenting yeast

NOUN
20 LETTERS · STARTS WITH T

top fermenting yeast is a valid 20-letter word worth 29 points in Scrabble and 33 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
T1O1P3F4E1R1M3E1N1T1I1N1G2Y4E1A1S1T1
1 + 1 + 3 + 0 + 4 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 1 + 2 + 0 + 4 + 1 + 1 + 1 + 1 =29 PTS
DOUBLE WORD → 58TRIPLE WORD → 87
MEANING

What does top fermenting yeast mean?

NOUN · 1 SENSE
1

Brewer's yeast used in top fermentation of ale.