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alum
American English: /ˈæləm/
British English: /ˈaləm/

Translation of alum in Spanish:

noun

uncountable
  • Example sentences
    • It could also be treated by rubbing salt, brain or potash alum into the surface to produce a very pale leather.
    • Astringent varieties contain alum, which makes your mouth pucker when the fruits are eaten before they're fully ripe.
    • I have no idea how it's manufactured, but it's a kind of alum, a double sulfate of aluminum in crystal salt form.

Definition of alum in:

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