top fermentation

2 definitions found

top fermentation - Collaborative International Dictionary of English v.0.48 :

  Top fermentation \Top fermentation\
     An alcoholic fermentation during which the yeast cells are
     carried to the top of the fermenting liquid. It proceeds with
     some violence and requires a temperature of 14-30[deg] C.
     (58-86[deg] F.). It is used in the production of ale, porter,
     etc., and of wines high in alcohol, and in distilling.
     [Webster 1913 Suppl.]

top fermentation - WordNet (r) 2.1 (2005) :

  top fermentation
      n 1: a violent kind of alcoholic fermentation at a temperature
           high enough to carry the yeast cells to the top of the
           fermenting liquid; used in the production of ale; "top
           fermentation uses a yeast that ferments at higher
           temperatures than that used for bottom fermentation"