alum
C1Noun/US /ˈæləm/ ĂL-əm; UK /ˈæləm/ ĂL-əm/
A double sulphate formed of aluminium and some other element or of aluminium.

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A double sulphate formed of aluminium and some other element or of aluminium. Explore pronunciation, examples, forms and usage in the JadoLearn English dictionary.
A double sulphate formed of aluminium and some other element or of aluminium.
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