Bottom yeast is a term used in the brewing industry to refer to a type of yeast that is used to ferment beer. It is also known as lager yeast and is responsible for the unique flavor and aroma of lager beers.
Definitions
Bottom yeast is a type of yeast that is used in the production of lager beers. It is called bottom yeast because it settles to the bottom of the fermentation vessel during the brewing process.
Origin
The origin of bottom yeast can be traced back to the 15th century in Bavaria, Germany. Brewers in this region discovered that by using a different type of yeast and fermenting at lower temperatures, they could produce a beer that was clearer, crisper, and had a longer shelf life.
Meaning in different dictionaries
According to the Merriam-Webster dictionary, bottom yeast is defined as “a yeast that settles to the bottom of the fermenting vessel during the brewing of lager beer.”
The Cambridge dictionary defines it as “a type of yeast used in the production of lager beer that settles at the bottom of the container during the brewing process.”
Associations
Bottom yeast is closely associated with lager beer, which is a type of beer that is fermented at lower temperatures and uses bottom-fermenting yeast. It is also associated with Bavarian brewing traditions and is a key ingredient in many popular beer brands.
Synonyms
Some synonyms of bottom yeast include lager yeast, Saccharomyces pastorianus, and Saccharomyces carlsbergensis.
Antonyms
There are no direct antonyms of bottom yeast, but top-fermenting yeast is sometimes used as a point of comparison. Top-fermenting yeast is used in the production of ales and is known for its fruity and complex flavors.
The same root words
There are no direct root words associated with bottom yeast, but it is derived from the German word “lagern,” which means “to store.”
Example Sentences
- The brewery uses bottom yeast to produce their signature lager beer.
- The flavor of lager beer is largely determined by the type of bottom-fermenting yeast used.
- The brewmaster carefully monitors the temperature and fermentation process to ensure that the bottom yeast is working properly.
- The use of bottom yeast is just one of the many factors that contribute to the unique taste and aroma of lager beer.
- The brewery recently switched to a different strain of bottom yeast to experiment with new flavor profiles.