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alum

intermediateB1

/ˈæl.əm/ · al-um

A type of chemical compound typically used in industry and medicine, especially as a mordant and astringent.

Meanings

nountechnical

A type of chemical compound typically used in industry and medicine, especially as a mordant and astringent.

ایک قسم کا کیمیائی مرکب جو عموماً صنعت اور طب میں استعمال ہوتا ہے، خاص طور پر رنگوں کے لیے اور چھالوں کے لیے معالجاتی مادے کے طور پر۔

الوم

alum

Synonyms

potash alumaluminum sulfatemordantپوٹاش االومایلومینیم سلفیٹرنگ‌گیری

Common Collocations

  • alum powder
  • alum solution
  • potash alum

Example Sentences

Alum is commonly used in the dyeing process.

الوم عموماً رنگنے کے عمل میں استعمال ہوتا ہے۔

Alum aam tor par rangne ke amal mein istemal hota hai.

In medicine, alum is used as an astringent.

طب میں، الوم کو چھالوں کے علاج کے لئے استعمال کیا جاتا ہے۔

Tibb mein, alum ko chhalon ke ilaj ke liye istemal kiya jata hai.

Potash alum is often used in water purification.

پوٹاش الوم اکثر پانی کی صفائی کے لئے استعمال ہوتا ہے۔

Potash alum aksar pani ki safai ke liye istemal hota hai.

Easily Confused With

aluminum:Alum is a compound that includes aluminum sulfate, while aluminum is a chemical element itself.

Word Family

alumina
nounالومینا

See Also

💡 Memory Tip

Think of 'alum' as 'a-lot-of-useful-medicine' for dyeing and purifying.

Imagine a pot of dye where alum is added to enhance the color.

📖 Etymology

Origin: Latin "alumen" — bitter salt

First known use: 14th century

The term 'alum' originates from the Latin 'alumen,' which refers to a chemical compound that has been known since ancient times. It has been used in various applications, including dyeing, medicine, and food preservation.