Alum (Noun)

Meaning ¹

A person who has received a degree from a school (high school or college or university).

Classification

Nouns denoting people.

Synonyms

• Grad
• Alumnus
• Graduate
• Alumna

Hypernyms

• Scholar
• Scholarly Person
• Student

Hyponyms

• Old Boy
• Ivy Leaguer

Meaning ²

A white crystalline double sulfate of aluminum: the ammonium double sulfate of aluminum.

Classification

Nouns denoting substances.

Synonyms

• Ammonium Alum
• Ammonia Alum

Hypernyms

• Atomic Number 13
• Aluminium
• Al

Meaning ³

A white crystalline double sulfate of aluminum: the potassium double sulfate of aluminum.

Classification

Nouns denoting substances.

Synonyms

• Potassium Alum
• Potash Alum

Hypernyms

• Atomic Number 13
• Aluminium
• Al

Meaning ⁴

A double sulphate of aluminum and potassium that is used as an astringent (among other things).

Classification

Nouns denoting man-made objects.

Hypernyms

• Astringent Drug
• Styptic