Noun
Any organism, such as a yeast, that causes fermentation.
A fermentor; a vessel in which fermentation takes place.
Source: en.wiktionary.orgIn some breweries, the hopped wort may pass through a hopback, which is a small vat filled with hops, to add aromatic hop flavouring and to act as a filter; but usually the hopped wort is simply cooled for the fermenter, where the yeast is added. Source: Internet
Initial formulations of the herbicide produced toxic levels of other trichothecenes as byproducts, though the ARS discovered growing M. verrucaria in a fermenter on a liquid instead of a solid diet limited or eliminated the problem. Source: Internet
The beer is usually transferred into a second container, so that it is no longer exposed to the dead yeast and other debris (also known as "trub") that have settled to the bottom of the primary fermenter. Source: Internet
These molds are produced in a fermenter and then specially concentrated and purified to avoid contamination with unpleasant byproducts of the mold growth. Source: Internet