1911 Encyclopædia Britannica/Barm
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| ←Barlow, Peter | 1911 Encyclopædia Britannica Barm |
Barmecides→ |
| See also Barm on Wikipedia, and our 1911 Encyclopædia Britannica disclaimer. |
BARM (a word common to Teutonic languages), the scum formed on the top of malt liquor when fermenting; yeast used to leaven bread, or to set up fermentation in liquor.