English English Dictionary

English English Dictionary

The online English-English dictionary from The Project Gutenberg

Result

Result for Alum

Alum (n.)
A double sulphate formed of aluminium and some other element (esp. an alkali metal) or of aluminium. It has twenty-four molecules of water of crystallization.
Alum (v. t.)
To steep in, or otherwise impregnate with, a solution of alum; to treat with alum.