barm
n. புளிப்பேறிப் பொங்கும் சாராயம் முதலியவற்றின் நுரை, நொதி.
Barm, n. Etym: [OE. berme, AS. beorma; akin to Sw. bärma, G. bärme, and prob. L. fermenium. *93.] Defn: Foam rising upon beer, or other malt liquors, when fermenting, and used as leaven in making bread and in brewing; yeast. Shak. Barm, n. Etym: [OE. bearm, berm, barm, AS. beorma; akin to E. bear to support.] Defn: The lap or bosom. [Obs.] Chaucer.