Proto-IE: *alut-, -d-
Meaning: yeast, alum, beer
Old Greek: alǘdoi̯mo- `bemitleidenswert'; alǘd(o)imon = pikrón Sophron ap. Hsch.; inf. alüdmaínein = pikráinein ? Hsch.
Slavic: *olъ
Latin: alūmen, -inis n. `bitteres Tonerdesalz, Alaun', alūta f. `Alaunleder'
Russ. meaning: дрожжи, квасцы; пиво
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