Portuguese
pedra-ume A white crystalline double sulfate of aluminum: the potassium double sulfate of aluminum.
1
Shondaland alum Jesse Williams seems to always be fighting the good fight.
2
Boil a small lump of alum, and scald them in the alum-water.
3
The milk is very soothing and the alum acts as an astringent.
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The Def Comedy Jam alum received several Emmy nominations for the part.
5
With the preparation of kid leather alum is the astringent curative agent.
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The presence of sulphuric acid in potash alum was known to the alchemists.
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Potash alum is the common alum of commerce, although both soda alum and ammonium alum are manufactured.
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Potash alum is obtained tolerably pure in commerce in colorless transparent crystalline masses, having an acid, sweetish, astringent taste.
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Potash alum, K2SO4.Al2(SO4)3.24H2O, crystallizes in regular