English to English
alum
('/&/l/@/m
)
noun (n)
- a white crystalline double sulfate of aluminum: the ammonium double sulfate of aluminum(noun.substance)source: wordnet30
- a white crystalline double sulfate of aluminum: the potassium double sulfate of aluminum(noun.substance)source: wordnet30
- a double sulphate of aluminum and potassium that is used as an astringent (among other things)(noun.artifact)source: wordnet30
- 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.(noun)source: webster1913
verb (v)
- To steep in, or otherwise impregnate with, a solution of alum; to treat with alum.(verb)source: webster1913