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potash alum

noun, Chemistry
1.
alum1 (def 1).
Origin of potash alum
1830-1840
1830-40
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for potash alum
Historical Examples
  • The rule indicates, also, that aluminium chloride would be better than the sulphate or than potash alum.

    Animal Proteins Hugh Garner Bennett
British Dictionary definitions for potash alum

potash alum

noun
1.
the full name for alum (sense 1)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Difficulty index for potash alum

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Word Value for potash

11
11
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