Hay 2 definiciones de alum en inglés:

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alum1

División en sílabas: a·lum
Pronunciación: /ˈaləm
 
/

sustantivo

Chemistry
1A colorless astringent compound that is a hydrated double sulfate of aluminum and potassium, used in solution medicinally and in dyeing and tanning. Also called potash alum.
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.
1.1Any of a number of analogous crystalline double sulfates of a monovalent metal (or group) and a trivalent metal.
Example sentences
  • Several decades later the Englishman Davy attempted to obtain the metal hidden in alums.
  • Aluminium dross tailings were used to produce two types of alums.

Origen

late Middle English: via Old French from Latin alumen, alumin-; related to aluta 'tawed leather'.

Words that rhyme with alum

Calum, mallam, vallum

Definición de alum en:

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Hay 2 definiciones de alum en inglés:

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alum2

División en sílabas: a·lum
Pronunciación: /əˈləm
 
/

sustantivo

informal , chiefly US

Origen

late 19th century: abbreviation.

Definición de alum en:

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