Definition, Meaning & Synonyms

barm

noun
/bɑːrm/
Definition
Barm refers to the foam or froth that forms on the surface of fermented liquids, especially beer or ale, as well as the yeast used in bread-making.
Examples
  • After the beer had finished fermenting, the barm was carefully skimmed off the top.
  • He added a spoonful of barm to the dough to help it rise.
  • In brewing, a good barm signifies a healthy fermentation process.
Meaning
In a broader sense, barm can refer to yeast or the fermentation process that produces bubbles in liquids.
Synonyms
  • yeast
  • froth
  • foam